feat: Add Academy, Whistleblower, Incidents SDK modules, pitch-deck, blog and CI/CD config

- Academy, Whistleblower, Incidents frontend pages with API proxies and types
- Vendor compliance API proxy route
- Go backend handlers and models for all new SDK modules
- Investor pitch-deck app with interactive slides
- Blog section with DSGVO, AI Act, NIS2, glossary articles
- MkDocs documentation site
- CI/CD pipelines (Woodpecker, GitHub Actions), security scanning config
- Planning and implementation documentation

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

ai-compliance-sdk/internal/academy/models.go

@@ -0,0 +1,226 @@
+package academy
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+)
+
+// ============================================================================
+// Constants / Enums
+// ============================================================================
+
+// CourseCategory represents the category of a compliance course
+type CourseCategory string
+
+const (
+	CourseCategoryDSGVOBasics             CourseCategory = "dsgvo_basics"
+	CourseCategoryITSecurity              CourseCategory = "it_security"
+	CourseCategoryAILiteracy              CourseCategory = "ai_literacy"
+	CourseCategoryWhistleblowerProtection CourseCategory = "whistleblower_protection"
+	CourseCategoryCustom                  CourseCategory = "custom"
+)
+
+// EnrollmentStatus represents the status of an enrollment
+type EnrollmentStatus string
+
+const (
+	EnrollmentStatusNotStarted EnrollmentStatus = "not_started"
+	EnrollmentStatusInProgress EnrollmentStatus = "in_progress"
+	EnrollmentStatusCompleted  EnrollmentStatus = "completed"
+	EnrollmentStatusExpired    EnrollmentStatus = "expired"
+)
+
+// LessonType represents the type of a lesson
+type LessonType string
+
+const (
+	LessonTypeVideo       LessonType = "video"
+	LessonTypeText        LessonType = "text"
+	LessonTypeQuiz        LessonType = "quiz"
+	LessonTypeInteractive LessonType = "interactive"
+)
+
+// ============================================================================
+// Main Entities
+// ============================================================================
+
+// Course represents a compliance training course
+type Course struct {
+	ID               uuid.UUID      `json:"id"`
+	TenantID         uuid.UUID      `json:"tenant_id"`
+	Title            string         `json:"title"`
+	Description      string         `json:"description,omitempty"`
+	Category         CourseCategory `json:"category"`
+	DurationMinutes  int            `json:"duration_minutes"`
+	RequiredForRoles []string       `json:"required_for_roles"` // JSONB in DB
+	Lessons          []Lesson       `json:"lessons,omitempty"`
+	IsActive         bool           `json:"is_active"`
+	CreatedAt        time.Time      `json:"created_at"`
+	UpdatedAt        time.Time      `json:"updated_at"`
+}
+
+// Lesson represents a single lesson within a course
+type Lesson struct {
+	ID              uuid.UUID      `json:"id"`
+	CourseID        uuid.UUID      `json:"course_id"`
+	Title           string         `json:"title"`
+	Description     string         `json:"description,omitempty"`
+	LessonType      LessonType     `json:"lesson_type"`
+	ContentURL      string         `json:"content_url,omitempty"`
+	DurationMinutes int            `json:"duration_minutes"`
+	OrderIndex      int            `json:"order_index"`
+	QuizQuestions   []QuizQuestion `json:"quiz_questions,omitempty"` // JSONB in DB
+}
+
+// QuizQuestion represents a single quiz question embedded in a lesson
+type QuizQuestion struct {
+	Question     string   `json:"question"`
+	Options      []string `json:"options"`
+	CorrectIndex int      `json:"correct_index"`
+	Explanation  string   `json:"explanation"`
+}
+
+// Enrollment represents a user's enrollment in a course
+type Enrollment struct {
+	ID                 uuid.UUID        `json:"id"`
+	TenantID           uuid.UUID        `json:"tenant_id"`
+	CourseID           uuid.UUID        `json:"course_id"`
+	UserID             uuid.UUID        `json:"user_id"`
+	UserName           string           `json:"user_name"`
+	UserEmail          string           `json:"user_email"`
+	Status             EnrollmentStatus `json:"status"`
+	ProgressPercent    int              `json:"progress_percent"`
+	CurrentLessonIndex int              `json:"current_lesson_index"`
+	StartedAt          *time.Time       `json:"started_at,omitempty"`
+	CompletedAt        *time.Time       `json:"completed_at,omitempty"`
+	Deadline           *time.Time       `json:"deadline,omitempty"`
+	CreatedAt          time.Time        `json:"created_at"`
+	UpdatedAt          time.Time        `json:"updated_at"`
+}
+
+// Certificate represents a completion certificate for an enrollment
+type Certificate struct {
+	ID           uuid.UUID  `json:"id"`
+	EnrollmentID uuid.UUID  `json:"enrollment_id"`
+	UserName     string     `json:"user_name"`
+	CourseTitle  string     `json:"course_title"`
+	IssuedAt     time.Time  `json:"issued_at"`
+	ValidUntil   *time.Time `json:"valid_until,omitempty"`
+	PDFURL       string     `json:"pdf_url,omitempty"`
+}
+
+// AcademyStatistics contains aggregated academy metrics
+type AcademyStatistics struct {
+	TotalCourses       int     `json:"total_courses"`
+	TotalEnrollments   int     `json:"total_enrollments"`
+	CompletionRate     float64 `json:"completion_rate"`      // 0-100
+	OverdueCount       int     `json:"overdue_count"`
+	AvgCompletionDays  float64 `json:"avg_completion_days"`
+}
+
+// ============================================================================
+// Filter Types
+// ============================================================================
+
+// CourseFilters defines filters for listing courses
+type CourseFilters struct {
+	Category CourseCategory
+	IsActive *bool
+	Search   string
+	Limit    int
+	Offset   int
+}
+
+// EnrollmentFilters defines filters for listing enrollments
+type EnrollmentFilters struct {
+	CourseID *uuid.UUID
+	UserID   *uuid.UUID
+	Status   EnrollmentStatus
+	Limit    int
+	Offset   int
+}
+
+// ============================================================================
+// API Request/Response Types
+// ============================================================================
+
+// CreateCourseRequest is the API request for creating a course
+type CreateCourseRequest struct {
+	Title            string         `json:"title" binding:"required"`
+	Description      string         `json:"description,omitempty"`
+	Category         CourseCategory `json:"category" binding:"required"`
+	DurationMinutes  int            `json:"duration_minutes"`
+	RequiredForRoles []string       `json:"required_for_roles,omitempty"`
+	Lessons          []CreateLessonRequest `json:"lessons,omitempty"`
+}
+
+// CreateLessonRequest is the API request for creating a lesson
+type CreateLessonRequest struct {
+	Title           string         `json:"title" binding:"required"`
+	Description     string         `json:"description,omitempty"`
+	LessonType      LessonType     `json:"lesson_type" binding:"required"`
+	ContentURL      string         `json:"content_url,omitempty"`
+	DurationMinutes int            `json:"duration_minutes"`
+	OrderIndex      int            `json:"order_index"`
+	QuizQuestions   []QuizQuestion `json:"quiz_questions,omitempty"`
+}
+
+// UpdateCourseRequest is the API request for updating a course
+type UpdateCourseRequest struct {
+	Title            *string         `json:"title,omitempty"`
+	Description      *string         `json:"description,omitempty"`
+	Category         *CourseCategory `json:"category,omitempty"`
+	DurationMinutes  *int            `json:"duration_minutes,omitempty"`
+	RequiredForRoles []string        `json:"required_for_roles,omitempty"`
+	IsActive         *bool           `json:"is_active,omitempty"`
+}
+
+// EnrollUserRequest is the API request for enrolling a user in a course
+type EnrollUserRequest struct {
+	CourseID  uuid.UUID  `json:"course_id" binding:"required"`
+	UserID    uuid.UUID  `json:"user_id" binding:"required"`
+	UserName  string     `json:"user_name" binding:"required"`
+	UserEmail string     `json:"user_email" binding:"required"`
+	Deadline  *time.Time `json:"deadline,omitempty"`
+}
+
+// UpdateProgressRequest is the API request for updating enrollment progress
+type UpdateProgressRequest struct {
+	Progress      int `json:"progress" binding:"required"`
+	CurrentLesson int `json:"current_lesson"`
+}
+
+// SubmitQuizRequest is the API request for submitting quiz answers
+type SubmitQuizRequest struct {
+	LessonID uuid.UUID `json:"lesson_id" binding:"required"`
+	Answers  []int     `json:"answers" binding:"required"` // Index of selected answer per question
+}
+
+// SubmitQuizResponse is the API response for quiz submission
+type SubmitQuizResponse struct {
+	Score          int            `json:"score"`           // 0-100
+	Passed         bool           `json:"passed"`
+	CorrectAnswers int            `json:"correct_answers"`
+	TotalQuestions int            `json:"total_questions"`
+	Results        []QuizResult   `json:"results"`
+}
+
+// QuizResult represents the result for a single quiz question
+type QuizResult struct {
+	Question    string `json:"question"`
+	Correct     bool   `json:"correct"`
+	Explanation string `json:"explanation"`
+}
+
+// CourseListResponse is the API response for listing courses
+type CourseListResponse struct {
+	Courses []Course `json:"courses"`
+	Total   int      `json:"total"`
+}
+
+// EnrollmentListResponse is the API response for listing enrollments
+type EnrollmentListResponse struct {
+	Enrollments []Enrollment `json:"enrollments"`
+	Total       int          `json:"total"`
+}

ai-compliance-sdk/internal/academy/store.go

@@ -0,0 +1,666 @@
+package academy
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"time"
+
+	"github.com/google/uuid"
+	"github.com/jackc/pgx/v5"
+	"github.com/jackc/pgx/v5/pgxpool"
+)
+
+// Store handles academy data persistence
+type Store struct {
+	pool *pgxpool.Pool
+}
+
+// NewStore creates a new academy store
+func NewStore(pool *pgxpool.Pool) *Store {
+	return &Store{pool: pool}
+}
+
+// ============================================================================
+// Course CRUD Operations
+// ============================================================================
+
+// CreateCourse creates a new course
+func (s *Store) CreateCourse(ctx context.Context, course *Course) error {
+	course.ID = uuid.New()
+	course.CreatedAt = time.Now().UTC()
+	course.UpdatedAt = course.CreatedAt
+	if !course.IsActive {
+		course.IsActive = true
+	}
+
+	requiredForRoles, _ := json.Marshal(course.RequiredForRoles)
+
+	_, err := s.pool.Exec(ctx, `
+		INSERT INTO academy_courses (
+			id, tenant_id, title, description, category,
+			duration_minutes, required_for_roles, is_active,
+			created_at, updated_at
+		) VALUES (
+			$1, $2, $3, $4, $5,
+			$6, $7, $8,
+			$9, $10
+		)
+	`,
+		course.ID, course.TenantID, course.Title, course.Description, string(course.Category),
+		course.DurationMinutes, requiredForRoles, course.IsActive,
+		course.CreatedAt, course.UpdatedAt,
+	)
+
+	return err
+}
+
+// GetCourse retrieves a course by ID
+func (s *Store) GetCourse(ctx context.Context, id uuid.UUID) (*Course, error) {
+	var course Course
+	var category string
+	var requiredForRoles []byte
+
+	err := s.pool.QueryRow(ctx, `
+		SELECT
+			id, tenant_id, title, description, category,
+			duration_minutes, required_for_roles, is_active,
+			created_at, updated_at
+		FROM academy_courses WHERE id = $1
+	`, id).Scan(
+		&course.ID, &course.TenantID, &course.Title, &course.Description, &category,
+		&course.DurationMinutes, &requiredForRoles, &course.IsActive,
+		&course.CreatedAt, &course.UpdatedAt,
+	)
+
+	if err == pgx.ErrNoRows {
+		return nil, nil
+	}
+	if err != nil {
+		return nil, err
+	}
+
+	course.Category = CourseCategory(category)
+	json.Unmarshal(requiredForRoles, &course.RequiredForRoles)
+	if course.RequiredForRoles == nil {
+		course.RequiredForRoles = []string{}
+	}
+
+	// Load lessons for this course
+	lessons, err := s.ListLessons(ctx, course.ID)
+	if err != nil {
+		return nil, err
+	}
+	course.Lessons = lessons
+
+	return &course, nil
+}
+
+// ListCourses lists courses for a tenant with optional filters
+func (s *Store) ListCourses(ctx context.Context, tenantID uuid.UUID, filters *CourseFilters) ([]Course, int, error) {
+	// Count query
+	countQuery := "SELECT COUNT(*) FROM academy_courses WHERE tenant_id = $1"
+	countArgs := []interface{}{tenantID}
+	countArgIdx := 2
+
+	// List query
+	query := `
+		SELECT
+			id, tenant_id, title, description, category,
+			duration_minutes, required_for_roles, is_active,
+			created_at, updated_at
+		FROM academy_courses WHERE tenant_id = $1`
+
+	args := []interface{}{tenantID}
+	argIdx := 2
+
+	if filters != nil {
+		if filters.Category != "" {
+			query += fmt.Sprintf(" AND category = $%d", argIdx)
+			args = append(args, string(filters.Category))
+			argIdx++
+
+			countQuery += fmt.Sprintf(" AND category = $%d", countArgIdx)
+			countArgs = append(countArgs, string(filters.Category))
+			countArgIdx++
+		}
+		if filters.IsActive != nil {
+			query += fmt.Sprintf(" AND is_active = $%d", argIdx)
+			args = append(args, *filters.IsActive)
+			argIdx++
+
+			countQuery += fmt.Sprintf(" AND is_active = $%d", countArgIdx)
+			countArgs = append(countArgs, *filters.IsActive)
+			countArgIdx++
+		}
+		if filters.Search != "" {
+			query += fmt.Sprintf(" AND (title ILIKE $%d OR description ILIKE $%d)", argIdx, argIdx)
+			args = append(args, "%"+filters.Search+"%")
+			argIdx++
+
+			countQuery += fmt.Sprintf(" AND (title ILIKE $%d OR description ILIKE $%d)", countArgIdx, countArgIdx)
+			countArgs = append(countArgs, "%"+filters.Search+"%")
+			countArgIdx++
+		}
+	}
+
+	// Get total count
+	var total int
+	err := s.pool.QueryRow(ctx, countQuery, countArgs...).Scan(&total)
+	if err != nil {
+		return nil, 0, err
+	}
+
+	query += " ORDER BY created_at DESC"
+
+	if filters != nil && filters.Limit > 0 {
+		query += fmt.Sprintf(" LIMIT $%d", argIdx)
+		args = append(args, filters.Limit)
+		argIdx++
+
+		if filters.Offset > 0 {
+			query += fmt.Sprintf(" OFFSET $%d", argIdx)
+			args = append(args, filters.Offset)
+			argIdx++
+		}
+	}
+
+	rows, err := s.pool.Query(ctx, query, args...)
+	if err != nil {
+		return nil, 0, err
+	}
+	defer rows.Close()
+
+	var courses []Course
+	for rows.Next() {
+		var course Course
+		var category string
+		var requiredForRoles []byte
+
+		err := rows.Scan(
+			&course.ID, &course.TenantID, &course.Title, &course.Description, &category,
+			&course.DurationMinutes, &requiredForRoles, &course.IsActive,
+			&course.CreatedAt, &course.UpdatedAt,
+		)
+		if err != nil {
+			return nil, 0, err
+		}
+
+		course.Category = CourseCategory(category)
+		json.Unmarshal(requiredForRoles, &course.RequiredForRoles)
+		if course.RequiredForRoles == nil {
+			course.RequiredForRoles = []string{}
+		}
+
+		courses = append(courses, course)
+	}
+
+	if courses == nil {
+		courses = []Course{}
+	}
+
+	return courses, total, nil
+}
+
+// UpdateCourse updates a course
+func (s *Store) UpdateCourse(ctx context.Context, course *Course) error {
+	course.UpdatedAt = time.Now().UTC()
+
+	requiredForRoles, _ := json.Marshal(course.RequiredForRoles)
+
+	_, err := s.pool.Exec(ctx, `
+		UPDATE academy_courses SET
+			title = $2, description = $3, category = $4,
+			duration_minutes = $5, required_for_roles = $6, is_active = $7,
+			updated_at = $8
+		WHERE id = $1
+	`,
+		course.ID, course.Title, course.Description, string(course.Category),
+		course.DurationMinutes, requiredForRoles, course.IsActive,
+		course.UpdatedAt,
+	)
+
+	return err
+}
+
+// DeleteCourse deletes a course and its related data (via CASCADE)
+func (s *Store) DeleteCourse(ctx context.Context, id uuid.UUID) error {
+	_, err := s.pool.Exec(ctx, "DELETE FROM academy_courses WHERE id = $1", id)
+	return err
+}
+
+// ============================================================================
+// Lesson Operations
+// ============================================================================
+
+// CreateLesson creates a new lesson
+func (s *Store) CreateLesson(ctx context.Context, lesson *Lesson) error {
+	lesson.ID = uuid.New()
+
+	quizQuestions, _ := json.Marshal(lesson.QuizQuestions)
+
+	_, err := s.pool.Exec(ctx, `
+		INSERT INTO academy_lessons (
+			id, course_id, title, description, lesson_type,
+			content_url, duration_minutes, order_index, quiz_questions
+		) VALUES (
+			$1, $2, $3, $4, $5,
+			$6, $7, $8, $9
+		)
+	`,
+		lesson.ID, lesson.CourseID, lesson.Title, lesson.Description, string(lesson.LessonType),
+		lesson.ContentURL, lesson.DurationMinutes, lesson.OrderIndex, quizQuestions,
+	)
+
+	return err
+}
+
+// ListLessons lists lessons for a course ordered by order_index
+func (s *Store) ListLessons(ctx context.Context, courseID uuid.UUID) ([]Lesson, error) {
+	rows, err := s.pool.Query(ctx, `
+		SELECT
+			id, course_id, title, description, lesson_type,
+			content_url, duration_minutes, order_index, quiz_questions
+		FROM academy_lessons WHERE course_id = $1
+		ORDER BY order_index ASC
+	`, courseID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	var lessons []Lesson
+	for rows.Next() {
+		var lesson Lesson
+		var lessonType string
+		var quizQuestions []byte
+
+		err := rows.Scan(
+			&lesson.ID, &lesson.CourseID, &lesson.Title, &lesson.Description, &lessonType,
+			&lesson.ContentURL, &lesson.DurationMinutes, &lesson.OrderIndex, &quizQuestions,
+		)
+		if err != nil {
+			return nil, err
+		}
+
+		lesson.LessonType = LessonType(lessonType)
+		json.Unmarshal(quizQuestions, &lesson.QuizQuestions)
+		if lesson.QuizQuestions == nil {
+			lesson.QuizQuestions = []QuizQuestion{}
+		}
+
+		lessons = append(lessons, lesson)
+	}
+
+	if lessons == nil {
+		lessons = []Lesson{}
+	}
+
+	return lessons, nil
+}
+
+// GetLesson retrieves a single lesson by ID
+func (s *Store) GetLesson(ctx context.Context, id uuid.UUID) (*Lesson, error) {
+	var lesson Lesson
+	var lessonType string
+	var quizQuestions []byte
+
+	err := s.pool.QueryRow(ctx, `
+		SELECT
+			id, course_id, title, description, lesson_type,
+			content_url, duration_minutes, order_index, quiz_questions
+		FROM academy_lessons WHERE id = $1
+	`, id).Scan(
+		&lesson.ID, &lesson.CourseID, &lesson.Title, &lesson.Description, &lessonType,
+		&lesson.ContentURL, &lesson.DurationMinutes, &lesson.OrderIndex, &quizQuestions,
+	)
+
+	if err == pgx.ErrNoRows {
+		return nil, nil
+	}
+	if err != nil {
+		return nil, err
+	}
+
+	lesson.LessonType = LessonType(lessonType)
+	json.Unmarshal(quizQuestions, &lesson.QuizQuestions)
+	if lesson.QuizQuestions == nil {
+		lesson.QuizQuestions = []QuizQuestion{}
+	}
+
+	return &lesson, nil
+}
+
+// ============================================================================
+// Enrollment Operations
+// ============================================================================
+
+// CreateEnrollment creates a new enrollment
+func (s *Store) CreateEnrollment(ctx context.Context, enrollment *Enrollment) error {
+	enrollment.ID = uuid.New()
+	enrollment.CreatedAt = time.Now().UTC()
+	enrollment.UpdatedAt = enrollment.CreatedAt
+	if enrollment.Status == "" {
+		enrollment.Status = EnrollmentStatusNotStarted
+	}
+
+	_, err := s.pool.Exec(ctx, `
+		INSERT INTO academy_enrollments (
+			id, tenant_id, course_id, user_id, user_name, user_email,
+			status, progress_percent, current_lesson_index,
+			started_at, completed_at, deadline,
+			created_at, updated_at
+		) VALUES (
+			$1, $2, $3, $4, $5, $6,
+			$7, $8, $9,
+			$10, $11, $12,
+			$13, $14
+		)
+	`,
+		enrollment.ID, enrollment.TenantID, enrollment.CourseID, enrollment.UserID, enrollment.UserName, enrollment.UserEmail,
+		string(enrollment.Status), enrollment.ProgressPercent, enrollment.CurrentLessonIndex,
+		enrollment.StartedAt, enrollment.CompletedAt, enrollment.Deadline,
+		enrollment.CreatedAt, enrollment.UpdatedAt,
+	)
+
+	return err
+}
+
+// GetEnrollment retrieves an enrollment by ID
+func (s *Store) GetEnrollment(ctx context.Context, id uuid.UUID) (*Enrollment, error) {
+	var enrollment Enrollment
+	var status string
+
+	err := s.pool.QueryRow(ctx, `
+		SELECT
+			id, tenant_id, course_id, user_id, user_name, user_email,
+			status, progress_percent, current_lesson_index,
+			started_at, completed_at, deadline,
+			created_at, updated_at
+		FROM academy_enrollments WHERE id = $1
+	`, id).Scan(
+		&enrollment.ID, &enrollment.TenantID, &enrollment.CourseID, &enrollment.UserID, &enrollment.UserName, &enrollment.UserEmail,
+		&status, &enrollment.ProgressPercent, &enrollment.CurrentLessonIndex,
+		&enrollment.StartedAt, &enrollment.CompletedAt, &enrollment.Deadline,
+		&enrollment.CreatedAt, &enrollment.UpdatedAt,
+	)
+
+	if err == pgx.ErrNoRows {
+		return nil, nil
+	}
+	if err != nil {
+		return nil, err
+	}
+
+	enrollment.Status = EnrollmentStatus(status)
+	return &enrollment, nil
+}
+
+// ListEnrollments lists enrollments for a tenant with optional filters
+func (s *Store) ListEnrollments(ctx context.Context, tenantID uuid.UUID, filters *EnrollmentFilters) ([]Enrollment, int, error) {
+	// Count query
+	countQuery := "SELECT COUNT(*) FROM academy_enrollments WHERE tenant_id = $1"
+	countArgs := []interface{}{tenantID}
+	countArgIdx := 2
+
+	// List query
+	query := `
+		SELECT
+			id, tenant_id, course_id, user_id, user_name, user_email,
+			status, progress_percent, current_lesson_index,
+			started_at, completed_at, deadline,
+			created_at, updated_at
+		FROM academy_enrollments WHERE tenant_id = $1`
+
+	args := []interface{}{tenantID}
+	argIdx := 2
+
+	if filters != nil {
+		if filters.CourseID != nil {
+			query += fmt.Sprintf(" AND course_id = $%d", argIdx)
+			args = append(args, *filters.CourseID)
+			argIdx++
+
+			countQuery += fmt.Sprintf(" AND course_id = $%d", countArgIdx)
+			countArgs = append(countArgs, *filters.CourseID)
+			countArgIdx++
+		}
+		if filters.UserID != nil {
+			query += fmt.Sprintf(" AND user_id = $%d", argIdx)
+			args = append(args, *filters.UserID)
+			argIdx++
+
+			countQuery += fmt.Sprintf(" AND user_id = $%d", countArgIdx)
+			countArgs = append(countArgs, *filters.UserID)
+			countArgIdx++
+		}
+		if filters.Status != "" {
+			query += fmt.Sprintf(" AND status = $%d", argIdx)
+			args = append(args, string(filters.Status))
+			argIdx++
+
+			countQuery += fmt.Sprintf(" AND status = $%d", countArgIdx)
+			countArgs = append(countArgs, string(filters.Status))
+			countArgIdx++
+		}
+	}
+
+	// Get total count
+	var total int
+	err := s.pool.QueryRow(ctx, countQuery, countArgs...).Scan(&total)
+	if err != nil {
+		return nil, 0, err
+	}
+
+	query += " ORDER BY created_at DESC"
+
+	if filters != nil && filters.Limit > 0 {
+		query += fmt.Sprintf(" LIMIT $%d", argIdx)
+		args = append(args, filters.Limit)
+		argIdx++
+
+		if filters.Offset > 0 {
+			query += fmt.Sprintf(" OFFSET $%d", argIdx)
+			args = append(args, filters.Offset)
+			argIdx++
+		}
+	}
+
+	rows, err := s.pool.Query(ctx, query, args...)
+	if err != nil {
+		return nil, 0, err
+	}
+	defer rows.Close()
+
+	var enrollments []Enrollment
+	for rows.Next() {
+		var enrollment Enrollment
+		var status string
+
+		err := rows.Scan(
+			&enrollment.ID, &enrollment.TenantID, &enrollment.CourseID, &enrollment.UserID, &enrollment.UserName, &enrollment.UserEmail,
+			&status, &enrollment.ProgressPercent, &enrollment.CurrentLessonIndex,
+			&enrollment.StartedAt, &enrollment.CompletedAt, &enrollment.Deadline,
+			&enrollment.CreatedAt, &enrollment.UpdatedAt,
+		)
+		if err != nil {
+			return nil, 0, err
+		}
+
+		enrollment.Status = EnrollmentStatus(status)
+		enrollments = append(enrollments, enrollment)
+	}
+
+	if enrollments == nil {
+		enrollments = []Enrollment{}
+	}
+
+	return enrollments, total, nil
+}
+
+// UpdateEnrollmentProgress updates the progress for an enrollment
+func (s *Store) UpdateEnrollmentProgress(ctx context.Context, id uuid.UUID, progress int, currentLesson int) error {
+	now := time.Now().UTC()
+
+	// If progress > 0, set started_at if not already set and update status to in_progress
+	_, err := s.pool.Exec(ctx, `
+		UPDATE academy_enrollments SET
+			progress_percent = $2,
+			current_lesson_index = $3,
+			status = CASE
+				WHEN $2 >= 100 THEN 'completed'
+				WHEN $2 > 0 THEN 'in_progress'
+				ELSE status
+			END,
+			started_at = CASE
+				WHEN started_at IS NULL AND $2 > 0 THEN $4
+				ELSE started_at
+			END,
+			completed_at = CASE
+				WHEN $2 >= 100 THEN $4
+				ELSE completed_at
+			END,
+			updated_at = $4
+		WHERE id = $1
+	`, id, progress, currentLesson, now)
+
+	return err
+}
+
+// CompleteEnrollment marks an enrollment as completed
+func (s *Store) CompleteEnrollment(ctx context.Context, id uuid.UUID) error {
+	now := time.Now().UTC()
+
+	_, err := s.pool.Exec(ctx, `
+		UPDATE academy_enrollments SET
+			status = 'completed',
+			progress_percent = 100,
+			completed_at = $2,
+			updated_at = $2
+		WHERE id = $1
+	`, id, now)
+
+	return err
+}
+
+// ============================================================================
+// Certificate Operations
+// ============================================================================
+
+// GetCertificate retrieves a certificate by ID
+func (s *Store) GetCertificate(ctx context.Context, id uuid.UUID) (*Certificate, error) {
+	var cert Certificate
+
+	err := s.pool.QueryRow(ctx, `
+		SELECT
+			id, enrollment_id, user_name, course_title,
+			issued_at, valid_until, pdf_url
+		FROM academy_certificates WHERE id = $1
+	`, id).Scan(
+		&cert.ID, &cert.EnrollmentID, &cert.UserName, &cert.CourseTitle,
+		&cert.IssuedAt, &cert.ValidUntil, &cert.PDFURL,
+	)
+
+	if err == pgx.ErrNoRows {
+		return nil, nil
+	}
+	if err != nil {
+		return nil, err
+	}
+
+	return &cert, nil
+}
+
+// GetCertificateByEnrollment retrieves a certificate by enrollment ID
+func (s *Store) GetCertificateByEnrollment(ctx context.Context, enrollmentID uuid.UUID) (*Certificate, error) {
+	var cert Certificate
+
+	err := s.pool.QueryRow(ctx, `
+		SELECT
+			id, enrollment_id, user_name, course_title,
+			issued_at, valid_until, pdf_url
+		FROM academy_certificates WHERE enrollment_id = $1
+	`, enrollmentID).Scan(
+		&cert.ID, &cert.EnrollmentID, &cert.UserName, &cert.CourseTitle,
+		&cert.IssuedAt, &cert.ValidUntil, &cert.PDFURL,
+	)
+
+	if err == pgx.ErrNoRows {
+		return nil, nil
+	}
+	if err != nil {
+		return nil, err
+	}
+
+	return &cert, nil
+}
+
+// CreateCertificate creates a new certificate
+func (s *Store) CreateCertificate(ctx context.Context, cert *Certificate) error {
+	cert.ID = uuid.New()
+	cert.IssuedAt = time.Now().UTC()
+
+	_, err := s.pool.Exec(ctx, `
+		INSERT INTO academy_certificates (
+			id, enrollment_id, user_name, course_title,
+			issued_at, valid_until, pdf_url
+		) VALUES (
+			$1, $2, $3, $4,
+			$5, $6, $7
+		)
+	`,
+		cert.ID, cert.EnrollmentID, cert.UserName, cert.CourseTitle,
+		cert.IssuedAt, cert.ValidUntil, cert.PDFURL,
+	)
+
+	return err
+}
+
+// ============================================================================
+// Statistics
+// ============================================================================
+
+// GetStatistics returns aggregated academy statistics for a tenant
+func (s *Store) GetStatistics(ctx context.Context, tenantID uuid.UUID) (*AcademyStatistics, error) {
+	stats := &AcademyStatistics{}
+
+	// Total active courses
+	s.pool.QueryRow(ctx,
+		"SELECT COUNT(*) FROM academy_courses WHERE tenant_id = $1 AND is_active = true",
+		tenantID).Scan(&stats.TotalCourses)
+
+	// Total enrollments
+	s.pool.QueryRow(ctx,
+		"SELECT COUNT(*) FROM academy_enrollments WHERE tenant_id = $1",
+		tenantID).Scan(&stats.TotalEnrollments)
+
+	// Completion rate
+	if stats.TotalEnrollments > 0 {
+		var completed int
+		s.pool.QueryRow(ctx,
+			"SELECT COUNT(*) FROM academy_enrollments WHERE tenant_id = $1 AND status = 'completed'",
+			tenantID).Scan(&completed)
+		stats.CompletionRate = float64(completed) / float64(stats.TotalEnrollments) * 100
+	}
+
+	// Overdue count (past deadline, not completed)
+	s.pool.QueryRow(ctx,
+		`SELECT COUNT(*) FROM academy_enrollments
+		 WHERE tenant_id = $1
+		 AND status NOT IN ('completed', 'expired')
+		 AND deadline IS NOT NULL
+		 AND deadline < NOW()`,
+		tenantID).Scan(&stats.OverdueCount)
+
+	// Average completion days
+	s.pool.QueryRow(ctx,
+		`SELECT COALESCE(AVG(EXTRACT(EPOCH FROM (completed_at - started_at)) / 86400), 0)
+		 FROM academy_enrollments
+		 WHERE tenant_id = $1
+		 AND status = 'completed'
+		 AND started_at IS NOT NULL
+		 AND completed_at IS NOT NULL`,
+		tenantID).Scan(&stats.AvgCompletionDays)
+
+	return stats, nil
+}

ai-compliance-sdk/internal/api/handlers/academy_handlers.go

@@ -0,0 +1,587 @@
+package handlers
+
+import (
+	"net/http"
+	"strconv"
+	"time"
+
+	"github.com/breakpilot/ai-compliance-sdk/internal/academy"
+	"github.com/breakpilot/ai-compliance-sdk/internal/rbac"
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+)
+
+// AcademyHandlers handles academy HTTP requests
+type AcademyHandlers struct {
+	store *academy.Store
+}
+
+// NewAcademyHandlers creates new academy handlers
+func NewAcademyHandlers(store *academy.Store) *AcademyHandlers {
+	return &AcademyHandlers{store: store}
+}
+
+// ============================================================================
+// Course Management
+// ============================================================================
+
+// CreateCourse creates a new compliance training course
+// POST /sdk/v1/academy/courses
+func (h *AcademyHandlers) CreateCourse(c *gin.Context) {
+	var req academy.CreateCourseRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	tenantID := rbac.GetTenantID(c)
+
+	course := &academy.Course{
+		TenantID:         tenantID,
+		Title:            req.Title,
+		Description:      req.Description,
+		Category:         req.Category,
+		DurationMinutes:  req.DurationMinutes,
+		RequiredForRoles: req.RequiredForRoles,
+		IsActive:         true,
+	}
+
+	if course.RequiredForRoles == nil {
+		course.RequiredForRoles = []string{}
+	}
+
+	if err := h.store.CreateCourse(c.Request.Context(), course); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	// Create lessons if provided
+	for i := range req.Lessons {
+		lesson := &academy.Lesson{
+			CourseID:        course.ID,
+			Title:           req.Lessons[i].Title,
+			Description:     req.Lessons[i].Description,
+			LessonType:      req.Lessons[i].LessonType,
+			ContentURL:      req.Lessons[i].ContentURL,
+			DurationMinutes: req.Lessons[i].DurationMinutes,
+			OrderIndex:      req.Lessons[i].OrderIndex,
+			QuizQuestions:   req.Lessons[i].QuizQuestions,
+		}
+		if err := h.store.CreateLesson(c.Request.Context(), lesson); err != nil {
+			c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+			return
+		}
+		course.Lessons = append(course.Lessons, *lesson)
+	}
+
+	if course.Lessons == nil {
+		course.Lessons = []academy.Lesson{}
+	}
+
+	c.JSON(http.StatusCreated, gin.H{"course": course})
+}
+
+// GetCourse retrieves a course with its lessons
+// GET /sdk/v1/academy/courses/:id
+func (h *AcademyHandlers) GetCourse(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid course ID"})
+		return
+	}
+
+	course, err := h.store.GetCourse(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if course == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "course not found"})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"course": course})
+}
+
+// ListCourses lists courses for the current tenant
+// GET /sdk/v1/academy/courses
+func (h *AcademyHandlers) ListCourses(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+
+	filters := &academy.CourseFilters{
+		Limit: 50,
+	}
+
+	if category := c.Query("category"); category != "" {
+		filters.Category = academy.CourseCategory(category)
+	}
+	if search := c.Query("search"); search != "" {
+		filters.Search = search
+	}
+	if activeStr := c.Query("is_active"); activeStr != "" {
+		active := activeStr == "true"
+		filters.IsActive = &active
+	}
+	if limitStr := c.Query("limit"); limitStr != "" {
+		if limit, err := strconv.Atoi(limitStr); err == nil && limit > 0 {
+			filters.Limit = limit
+		}
+	}
+	if offsetStr := c.Query("offset"); offsetStr != "" {
+		if offset, err := strconv.Atoi(offsetStr); err == nil && offset >= 0 {
+			filters.Offset = offset
+		}
+	}
+
+	courses, total, err := h.store.ListCourses(c.Request.Context(), tenantID, filters)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, academy.CourseListResponse{
+		Courses: courses,
+		Total:   total,
+	})
+}
+
+// UpdateCourse updates a course
+// PUT /sdk/v1/academy/courses/:id
+func (h *AcademyHandlers) UpdateCourse(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid course ID"})
+		return
+	}
+
+	course, err := h.store.GetCourse(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if course == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "course not found"})
+		return
+	}
+
+	var req academy.UpdateCourseRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	if req.Title != nil {
+		course.Title = *req.Title
+	}
+	if req.Description != nil {
+		course.Description = *req.Description
+	}
+	if req.Category != nil {
+		course.Category = *req.Category
+	}
+	if req.DurationMinutes != nil {
+		course.DurationMinutes = *req.DurationMinutes
+	}
+	if req.RequiredForRoles != nil {
+		course.RequiredForRoles = req.RequiredForRoles
+	}
+	if req.IsActive != nil {
+		course.IsActive = *req.IsActive
+	}
+
+	if err := h.store.UpdateCourse(c.Request.Context(), course); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"course": course})
+}
+
+// DeleteCourse deletes a course
+// DELETE /sdk/v1/academy/courses/:id
+func (h *AcademyHandlers) DeleteCourse(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid course ID"})
+		return
+	}
+
+	if err := h.store.DeleteCourse(c.Request.Context(), id); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"message": "course deleted"})
+}
+
+// ============================================================================
+// Enrollment Management
+// ============================================================================
+
+// CreateEnrollment enrolls a user in a course
+// POST /sdk/v1/academy/enrollments
+func (h *AcademyHandlers) CreateEnrollment(c *gin.Context) {
+	var req academy.EnrollUserRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	tenantID := rbac.GetTenantID(c)
+
+	// Verify course exists
+	course, err := h.store.GetCourse(c.Request.Context(), req.CourseID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if course == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "course not found"})
+		return
+	}
+
+	enrollment := &academy.Enrollment{
+		TenantID:  tenantID,
+		CourseID:  req.CourseID,
+		UserID:    req.UserID,
+		UserName:  req.UserName,
+		UserEmail: req.UserEmail,
+		Status:    academy.EnrollmentStatusNotStarted,
+		Deadline:  req.Deadline,
+	}
+
+	if err := h.store.CreateEnrollment(c.Request.Context(), enrollment); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusCreated, gin.H{"enrollment": enrollment})
+}
+
+// ListEnrollments lists enrollments for the current tenant
+// GET /sdk/v1/academy/enrollments
+func (h *AcademyHandlers) ListEnrollments(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+
+	filters := &academy.EnrollmentFilters{
+		Limit: 50,
+	}
+
+	if status := c.Query("status"); status != "" {
+		filters.Status = academy.EnrollmentStatus(status)
+	}
+	if courseIDStr := c.Query("course_id"); courseIDStr != "" {
+		if courseID, err := uuid.Parse(courseIDStr); err == nil {
+			filters.CourseID = &courseID
+		}
+	}
+	if userIDStr := c.Query("user_id"); userIDStr != "" {
+		if userID, err := uuid.Parse(userIDStr); err == nil {
+			filters.UserID = &userID
+		}
+	}
+	if limitStr := c.Query("limit"); limitStr != "" {
+		if limit, err := strconv.Atoi(limitStr); err == nil && limit > 0 {
+			filters.Limit = limit
+		}
+	}
+	if offsetStr := c.Query("offset"); offsetStr != "" {
+		if offset, err := strconv.Atoi(offsetStr); err == nil && offset >= 0 {
+			filters.Offset = offset
+		}
+	}
+
+	enrollments, total, err := h.store.ListEnrollments(c.Request.Context(), tenantID, filters)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, academy.EnrollmentListResponse{
+		Enrollments: enrollments,
+		Total:       total,
+	})
+}
+
+// UpdateProgress updates an enrollment's progress
+// PUT /sdk/v1/academy/enrollments/:id/progress
+func (h *AcademyHandlers) UpdateProgress(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid enrollment ID"})
+		return
+	}
+
+	enrollment, err := h.store.GetEnrollment(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if enrollment == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "enrollment not found"})
+		return
+	}
+
+	var req academy.UpdateProgressRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	if req.Progress < 0 || req.Progress > 100 {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "progress must be between 0 and 100"})
+		return
+	}
+
+	if err := h.store.UpdateEnrollmentProgress(c.Request.Context(), id, req.Progress, req.CurrentLesson); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	// Fetch updated enrollment
+	updated, err := h.store.GetEnrollment(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"enrollment": updated})
+}
+
+// CompleteEnrollment marks an enrollment as completed
+// POST /sdk/v1/academy/enrollments/:id/complete
+func (h *AcademyHandlers) CompleteEnrollment(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid enrollment ID"})
+		return
+	}
+
+	enrollment, err := h.store.GetEnrollment(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if enrollment == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "enrollment not found"})
+		return
+	}
+
+	if enrollment.Status == academy.EnrollmentStatusCompleted {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "enrollment already completed"})
+		return
+	}
+
+	if err := h.store.CompleteEnrollment(c.Request.Context(), id); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	// Fetch updated enrollment
+	updated, err := h.store.GetEnrollment(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"enrollment": updated,
+		"message":    "enrollment completed",
+	})
+}
+
+// ============================================================================
+// Certificate Management
+// ============================================================================
+
+// GetCertificate retrieves a certificate
+// GET /sdk/v1/academy/certificates/:id
+func (h *AcademyHandlers) GetCertificate(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid certificate ID"})
+		return
+	}
+
+	cert, err := h.store.GetCertificate(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if cert == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "certificate not found"})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"certificate": cert})
+}
+
+// GenerateCertificate generates a certificate for a completed enrollment
+// POST /sdk/v1/academy/enrollments/:id/certificate
+func (h *AcademyHandlers) GenerateCertificate(c *gin.Context) {
+	enrollmentID, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid enrollment ID"})
+		return
+	}
+
+	enrollment, err := h.store.GetEnrollment(c.Request.Context(), enrollmentID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if enrollment == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "enrollment not found"})
+		return
+	}
+
+	if enrollment.Status != academy.EnrollmentStatusCompleted {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "enrollment must be completed before generating certificate"})
+		return
+	}
+
+	// Check if certificate already exists
+	existing, err := h.store.GetCertificateByEnrollment(c.Request.Context(), enrollmentID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if existing != nil {
+		c.JSON(http.StatusOK, gin.H{"certificate": existing, "message": "certificate already exists"})
+		return
+	}
+
+	// Get the course for the certificate title
+	course, err := h.store.GetCourse(c.Request.Context(), enrollment.CourseID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	courseTitle := "Unknown Course"
+	if course != nil {
+		courseTitle = course.Title
+	}
+
+	// Certificate is valid for 1 year by default
+	validUntil := time.Now().UTC().AddDate(1, 0, 0)
+
+	cert := &academy.Certificate{
+		EnrollmentID: enrollmentID,
+		UserName:     enrollment.UserName,
+		CourseTitle:  courseTitle,
+		ValidUntil:   &validUntil,
+	}
+
+	if err := h.store.CreateCertificate(c.Request.Context(), cert); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusCreated, gin.H{"certificate": cert})
+}
+
+// ============================================================================
+// Quiz Submission
+// ============================================================================
+
+// SubmitQuiz submits quiz answers and returns the results
+// POST /sdk/v1/academy/enrollments/:id/quiz
+func (h *AcademyHandlers) SubmitQuiz(c *gin.Context) {
+	enrollmentID, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid enrollment ID"})
+		return
+	}
+
+	var req academy.SubmitQuizRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	// Verify enrollment exists
+	enrollment, err := h.store.GetEnrollment(c.Request.Context(), enrollmentID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if enrollment == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "enrollment not found"})
+		return
+	}
+
+	// Get the lesson with quiz questions
+	lesson, err := h.store.GetLesson(c.Request.Context(), req.LessonID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if lesson == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "lesson not found"})
+		return
+	}
+
+	if len(lesson.QuizQuestions) == 0 {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "lesson has no quiz questions"})
+		return
+	}
+
+	if len(req.Answers) != len(lesson.QuizQuestions) {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "number of answers must match number of questions"})
+		return
+	}
+
+	// Grade the quiz
+	correctCount := 0
+	var results []academy.QuizResult
+
+	for i, question := range lesson.QuizQuestions {
+		correct := req.Answers[i] == question.CorrectIndex
+		if correct {
+			correctCount++
+		}
+		results = append(results, academy.QuizResult{
+			Question:    question.Question,
+			Correct:     correct,
+			Explanation: question.Explanation,
+		})
+	}
+
+	totalQuestions := len(lesson.QuizQuestions)
+	score := 0
+	if totalQuestions > 0 {
+		score = (correctCount * 100) / totalQuestions
+	}
+
+	// Pass threshold: 70%
+	passed := score >= 70
+
+	response := academy.SubmitQuizResponse{
+		Score:          score,
+		Passed:         passed,
+		CorrectAnswers: correctCount,
+		TotalQuestions: totalQuestions,
+		Results:        results,
+	}
+
+	c.JSON(http.StatusOK, response)
+}
+
+// ============================================================================
+// Statistics
+// ============================================================================
+
+// GetStatistics returns academy statistics for the current tenant
+// GET /sdk/v1/academy/statistics
+func (h *AcademyHandlers) GetStatistics(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+
+	stats, err := h.store.GetStatistics(c.Request.Context(), tenantID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, stats)
+}

ai-compliance-sdk/internal/api/handlers/incidents_handlers.go

@@ -0,0 +1,668 @@
+package handlers
+
+import (
+	"fmt"
+	"net/http"
+	"time"
+
+	"github.com/breakpilot/ai-compliance-sdk/internal/incidents"
+	"github.com/breakpilot/ai-compliance-sdk/internal/rbac"
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+)
+
+// IncidentHandlers handles incident/breach management HTTP requests
+type IncidentHandlers struct {
+	store *incidents.Store
+}
+
+// NewIncidentHandlers creates new incident handlers
+func NewIncidentHandlers(store *incidents.Store) *IncidentHandlers {
+	return &IncidentHandlers{store: store}
+}
+
+// ============================================================================
+// Incident CRUD
+// ============================================================================
+
+// CreateIncident creates a new incident
+// POST /sdk/v1/incidents
+func (h *IncidentHandlers) CreateIncident(c *gin.Context) {
+	var req incidents.CreateIncidentRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	tenantID := rbac.GetTenantID(c)
+	userID := rbac.GetUserID(c)
+
+	detectedAt := time.Now().UTC()
+	if req.DetectedAt != nil {
+		detectedAt = *req.DetectedAt
+	}
+
+	// Auto-calculate 72h deadline per DSGVO Art. 33
+	deadline := incidents.Calculate72hDeadline(detectedAt)
+
+	incident := &incidents.Incident{
+		TenantID:                 tenantID,
+		Title:                    req.Title,
+		Description:              req.Description,
+		Category:                 req.Category,
+		Status:                   incidents.IncidentStatusDetected,
+		Severity:                 req.Severity,
+		DetectedAt:               detectedAt,
+		ReportedBy:               userID,
+		AffectedDataCategories:   req.AffectedDataCategories,
+		AffectedDataSubjectCount: req.AffectedDataSubjectCount,
+		AffectedSystems:          req.AffectedSystems,
+		AuthorityNotification: &incidents.AuthorityNotification{
+			Status:   incidents.NotificationStatusPending,
+			Deadline: deadline,
+		},
+		DataSubjectNotification: &incidents.DataSubjectNotification{
+			Required: false,
+			Status:   incidents.NotificationStatusNotRequired,
+		},
+		Timeline: []incidents.TimelineEntry{
+			{
+				Timestamp: time.Now().UTC(),
+				Action:    "incident_created",
+				UserID:    userID,
+				Details:   "Incident detected and reported",
+			},
+		},
+	}
+
+	if err := h.store.CreateIncident(c.Request.Context(), incident); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusCreated, gin.H{
+		"incident":               incident,
+		"authority_deadline":     deadline,
+		"hours_until_deadline":   time.Until(deadline).Hours(),
+	})
+}
+
+// GetIncident retrieves an incident by ID
+// GET /sdk/v1/incidents/:id
+func (h *IncidentHandlers) GetIncident(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid incident ID"})
+		return
+	}
+
+	incident, err := h.store.GetIncident(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if incident == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "incident not found"})
+		return
+	}
+
+	// Get measures
+	measures, _ := h.store.ListMeasures(c.Request.Context(), id)
+
+	// Calculate deadline info if authority notification exists
+	var deadlineInfo gin.H
+	if incident.AuthorityNotification != nil {
+		hoursRemaining := time.Until(incident.AuthorityNotification.Deadline).Hours()
+		deadlineInfo = gin.H{
+			"deadline":        incident.AuthorityNotification.Deadline,
+			"hours_remaining": hoursRemaining,
+			"overdue":         hoursRemaining < 0,
+		}
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"incident":      incident,
+		"measures":      measures,
+		"deadline_info": deadlineInfo,
+	})
+}
+
+// ListIncidents lists incidents for a tenant
+// GET /sdk/v1/incidents
+func (h *IncidentHandlers) ListIncidents(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+
+	filters := &incidents.IncidentFilters{
+		Limit: 50,
+	}
+
+	if status := c.Query("status"); status != "" {
+		filters.Status = incidents.IncidentStatus(status)
+	}
+	if severity := c.Query("severity"); severity != "" {
+		filters.Severity = incidents.IncidentSeverity(severity)
+	}
+	if category := c.Query("category"); category != "" {
+		filters.Category = incidents.IncidentCategory(category)
+	}
+
+	incidentList, total, err := h.store.ListIncidents(c.Request.Context(), tenantID, filters)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, incidents.IncidentListResponse{
+		Incidents: incidentList,
+		Total:     total,
+	})
+}
+
+// UpdateIncident updates an incident
+// PUT /sdk/v1/incidents/:id
+func (h *IncidentHandlers) UpdateIncident(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid incident ID"})
+		return
+	}
+
+	incident, err := h.store.GetIncident(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if incident == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "incident not found"})
+		return
+	}
+
+	var req incidents.UpdateIncidentRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	if req.Title != "" {
+		incident.Title = req.Title
+	}
+	if req.Description != "" {
+		incident.Description = req.Description
+	}
+	if req.Category != "" {
+		incident.Category = req.Category
+	}
+	if req.Status != "" {
+		incident.Status = req.Status
+	}
+	if req.Severity != "" {
+		incident.Severity = req.Severity
+	}
+	if req.AffectedDataCategories != nil {
+		incident.AffectedDataCategories = req.AffectedDataCategories
+	}
+	if req.AffectedDataSubjectCount != nil {
+		incident.AffectedDataSubjectCount = *req.AffectedDataSubjectCount
+	}
+	if req.AffectedSystems != nil {
+		incident.AffectedSystems = req.AffectedSystems
+	}
+
+	if err := h.store.UpdateIncident(c.Request.Context(), incident); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"incident": incident})
+}
+
+// DeleteIncident deletes an incident
+// DELETE /sdk/v1/incidents/:id
+func (h *IncidentHandlers) DeleteIncident(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid incident ID"})
+		return
+	}
+
+	if err := h.store.DeleteIncident(c.Request.Context(), id); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"message": "incident deleted"})
+}
+
+// ============================================================================
+// Risk Assessment
+// ============================================================================
+
+// AssessRisk performs a risk assessment for an incident
+// POST /sdk/v1/incidents/:id/risk-assessment
+func (h *IncidentHandlers) AssessRisk(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid incident ID"})
+		return
+	}
+
+	incident, err := h.store.GetIncident(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if incident == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "incident not found"})
+		return
+	}
+
+	var req incidents.RiskAssessmentRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	userID := rbac.GetUserID(c)
+
+	// Auto-calculate risk level
+	riskLevel := incidents.CalculateRiskLevel(req.Likelihood, req.Impact)
+	notificationRequired := incidents.IsNotificationRequired(riskLevel)
+
+	assessment := &incidents.RiskAssessment{
+		Likelihood: req.Likelihood,
+		Impact:     req.Impact,
+		RiskLevel:  riskLevel,
+		AssessedAt: time.Now().UTC(),
+		AssessedBy: userID,
+		Notes:      req.Notes,
+	}
+
+	if err := h.store.UpdateRiskAssessment(c.Request.Context(), id, assessment); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	// Update status to assessment
+	incident.Status = incidents.IncidentStatusAssessment
+	h.store.UpdateIncident(c.Request.Context(), incident)
+
+	// Add timeline entry
+	h.store.AddTimelineEntry(c.Request.Context(), id, incidents.TimelineEntry{
+		Timestamp: time.Now().UTC(),
+		Action:    "risk_assessed",
+		UserID:    userID,
+		Details:   fmt.Sprintf("Risk level: %s (likelihood=%d, impact=%d)", riskLevel, req.Likelihood, req.Impact),
+	})
+
+	// If notification is required, update authority notification status
+	if notificationRequired && incident.AuthorityNotification != nil {
+		incident.AuthorityNotification.Status = incidents.NotificationStatusPending
+		h.store.UpdateAuthorityNotification(c.Request.Context(), id, incident.AuthorityNotification)
+
+		// Update status to notification_required
+		incident.Status = incidents.IncidentStatusNotificationRequired
+		h.store.UpdateIncident(c.Request.Context(), incident)
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"risk_assessment":       assessment,
+		"notification_required": notificationRequired,
+		"incident_status":       incident.Status,
+	})
+}
+
+// ============================================================================
+// Authority Notification (Art. 33)
+// ============================================================================
+
+// SubmitAuthorityNotification submits the supervisory authority notification
+// POST /sdk/v1/incidents/:id/authority-notification
+func (h *IncidentHandlers) SubmitAuthorityNotification(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid incident ID"})
+		return
+	}
+
+	incident, err := h.store.GetIncident(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if incident == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "incident not found"})
+		return
+	}
+
+	var req incidents.SubmitAuthorityNotificationRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	userID := rbac.GetUserID(c)
+	now := time.Now().UTC()
+
+	// Preserve existing deadline
+	deadline := incidents.Calculate72hDeadline(incident.DetectedAt)
+	if incident.AuthorityNotification != nil {
+		deadline = incident.AuthorityNotification.Deadline
+	}
+
+	notification := &incidents.AuthorityNotification{
+		Status:          incidents.NotificationStatusSent,
+		Deadline:        deadline,
+		SubmittedAt:     &now,
+		AuthorityName:   req.AuthorityName,
+		ReferenceNumber: req.ReferenceNumber,
+		ContactPerson:   req.ContactPerson,
+		Notes:           req.Notes,
+	}
+
+	if err := h.store.UpdateAuthorityNotification(c.Request.Context(), id, notification); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	// Update incident status
+	incident.Status = incidents.IncidentStatusNotificationSent
+	h.store.UpdateIncident(c.Request.Context(), incident)
+
+	// Add timeline entry
+	h.store.AddTimelineEntry(c.Request.Context(), id, incidents.TimelineEntry{
+		Timestamp: now,
+		Action:    "authority_notified",
+		UserID:    userID,
+		Details:   "Authority notification submitted to " + req.AuthorityName,
+	})
+
+	c.JSON(http.StatusOK, gin.H{
+		"authority_notification": notification,
+		"submitted_within_72h":  now.Before(deadline),
+	})
+}
+
+// ============================================================================
+// Data Subject Notification (Art. 34)
+// ============================================================================
+
+// NotifyDataSubjects submits the data subject notification
+// POST /sdk/v1/incidents/:id/data-subject-notification
+func (h *IncidentHandlers) NotifyDataSubjects(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid incident ID"})
+		return
+	}
+
+	incident, err := h.store.GetIncident(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if incident == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "incident not found"})
+		return
+	}
+
+	var req incidents.NotifyDataSubjectsRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	userID := rbac.GetUserID(c)
+	now := time.Now().UTC()
+
+	affectedCount := req.AffectedCount
+	if affectedCount == 0 {
+		affectedCount = incident.AffectedDataSubjectCount
+	}
+
+	notification := &incidents.DataSubjectNotification{
+		Required:         true,
+		Status:           incidents.NotificationStatusSent,
+		SentAt:           &now,
+		AffectedCount:    affectedCount,
+		NotificationText: req.NotificationText,
+		Channel:          req.Channel,
+	}
+
+	if err := h.store.UpdateDataSubjectNotification(c.Request.Context(), id, notification); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	// Add timeline entry
+	h.store.AddTimelineEntry(c.Request.Context(), id, incidents.TimelineEntry{
+		Timestamp: now,
+		Action:    "data_subjects_notified",
+		UserID:    userID,
+		Details:   "Data subjects notified via " + req.Channel + " (" + fmt.Sprintf("%d", affectedCount) + " affected)",
+	})
+
+	c.JSON(http.StatusOK, gin.H{
+		"data_subject_notification": notification,
+	})
+}
+
+// ============================================================================
+// Measures
+// ============================================================================
+
+// AddMeasure adds a corrective measure to an incident
+// POST /sdk/v1/incidents/:id/measures
+func (h *IncidentHandlers) AddMeasure(c *gin.Context) {
+	incidentID, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid incident ID"})
+		return
+	}
+
+	// Verify incident exists
+	incident, err := h.store.GetIncident(c.Request.Context(), incidentID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if incident == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "incident not found"})
+		return
+	}
+
+	var req incidents.AddMeasureRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	userID := rbac.GetUserID(c)
+
+	measure := &incidents.IncidentMeasure{
+		IncidentID:  incidentID,
+		Title:       req.Title,
+		Description: req.Description,
+		MeasureType: req.MeasureType,
+		Status:      incidents.MeasureStatusPlanned,
+		Responsible: req.Responsible,
+		DueDate:     req.DueDate,
+	}
+
+	if err := h.store.AddMeasure(c.Request.Context(), measure); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	// Add timeline entry
+	h.store.AddTimelineEntry(c.Request.Context(), incidentID, incidents.TimelineEntry{
+		Timestamp: time.Now().UTC(),
+		Action:    "measure_added",
+		UserID:    userID,
+		Details:   "Measure added: " + req.Title + " (" + string(req.MeasureType) + ")",
+	})
+
+	c.JSON(http.StatusCreated, gin.H{"measure": measure})
+}
+
+// UpdateMeasure updates a measure
+// PUT /sdk/v1/incidents/measures/:measureId
+func (h *IncidentHandlers) UpdateMeasure(c *gin.Context) {
+	measureID, err := uuid.Parse(c.Param("measureId"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid measure ID"})
+		return
+	}
+
+	var req struct {
+		Title       string               `json:"title,omitempty"`
+		Description string               `json:"description,omitempty"`
+		MeasureType incidents.MeasureType `json:"measure_type,omitempty"`
+		Status      incidents.MeasureStatus `json:"status,omitempty"`
+		Responsible string               `json:"responsible,omitempty"`
+		DueDate     *time.Time           `json:"due_date,omitempty"`
+	}
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	measure := &incidents.IncidentMeasure{
+		ID:          measureID,
+		Title:       req.Title,
+		Description: req.Description,
+		MeasureType: req.MeasureType,
+		Status:      req.Status,
+		Responsible: req.Responsible,
+		DueDate:     req.DueDate,
+	}
+
+	if err := h.store.UpdateMeasure(c.Request.Context(), measure); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"measure": measure})
+}
+
+// CompleteMeasure marks a measure as completed
+// POST /sdk/v1/incidents/measures/:measureId/complete
+func (h *IncidentHandlers) CompleteMeasure(c *gin.Context) {
+	measureID, err := uuid.Parse(c.Param("measureId"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid measure ID"})
+		return
+	}
+
+	if err := h.store.CompleteMeasure(c.Request.Context(), measureID); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"message": "measure completed"})
+}
+
+// ============================================================================
+// Timeline
+// ============================================================================
+
+// AddTimelineEntry adds a timeline entry to an incident
+// POST /sdk/v1/incidents/:id/timeline
+func (h *IncidentHandlers) AddTimelineEntry(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid incident ID"})
+		return
+	}
+
+	var req incidents.AddTimelineEntryRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	userID := rbac.GetUserID(c)
+
+	entry := incidents.TimelineEntry{
+		Timestamp: time.Now().UTC(),
+		Action:    req.Action,
+		UserID:    userID,
+		Details:   req.Details,
+	}
+
+	if err := h.store.AddTimelineEntry(c.Request.Context(), id, entry); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusCreated, gin.H{"timeline_entry": entry})
+}
+
+// ============================================================================
+// Close Incident
+// ============================================================================
+
+// CloseIncident closes an incident with root cause analysis
+// POST /sdk/v1/incidents/:id/close
+func (h *IncidentHandlers) CloseIncident(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid incident ID"})
+		return
+	}
+
+	incident, err := h.store.GetIncident(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if incident == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "incident not found"})
+		return
+	}
+
+	var req incidents.CloseIncidentRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	userID := rbac.GetUserID(c)
+
+	if err := h.store.CloseIncident(c.Request.Context(), id, req.RootCause, req.LessonsLearned); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	// Add timeline entry
+	h.store.AddTimelineEntry(c.Request.Context(), id, incidents.TimelineEntry{
+		Timestamp: time.Now().UTC(),
+		Action:    "incident_closed",
+		UserID:    userID,
+		Details:   "Incident closed. Root cause: " + req.RootCause,
+	})
+
+	c.JSON(http.StatusOK, gin.H{
+		"message":         "incident closed",
+		"root_cause":      req.RootCause,
+		"lessons_learned": req.LessonsLearned,
+	})
+}
+
+// ============================================================================
+// Statistics
+// ============================================================================
+
+// GetStatistics returns aggregated incident statistics
+// GET /sdk/v1/incidents/statistics
+func (h *IncidentHandlers) GetStatistics(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+
+	stats, err := h.store.GetStatistics(c.Request.Context(), tenantID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, stats)
+}
+

ai-compliance-sdk/internal/api/handlers/vendor_handlers.go

@@ -0,0 +1,850 @@
+package handlers
+
+import (
+	"encoding/json"
+	"net/http"
+	"time"
+
+	"github.com/breakpilot/ai-compliance-sdk/internal/rbac"
+	"github.com/breakpilot/ai-compliance-sdk/internal/vendor"
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+)
+
+// VendorHandlers handles vendor-compliance HTTP requests
+type VendorHandlers struct {
+	store *vendor.Store
+}
+
+// NewVendorHandlers creates new vendor handlers
+func NewVendorHandlers(store *vendor.Store) *VendorHandlers {
+	return &VendorHandlers{store: store}
+}
+
+// ============================================================================
+// Vendor CRUD
+// ============================================================================
+
+// CreateVendor creates a new vendor
+// POST /sdk/v1/vendors
+func (h *VendorHandlers) CreateVendor(c *gin.Context) {
+	var req vendor.CreateVendorRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	tenantID := rbac.GetTenantID(c)
+	userID := rbac.GetUserID(c)
+
+	v := &vendor.Vendor{
+		TenantID:              tenantID,
+		Name:                  req.Name,
+		LegalForm:             req.LegalForm,
+		Country:               req.Country,
+		Address:               req.Address,
+		Website:               req.Website,
+		ContactName:           req.ContactName,
+		ContactEmail:          req.ContactEmail,
+		ContactPhone:          req.ContactPhone,
+		ContactDepartment:     req.ContactDepartment,
+		Role:                  req.Role,
+		ServiceCategory:       req.ServiceCategory,
+		ServiceDescription:    req.ServiceDescription,
+		DataAccessLevel:       req.DataAccessLevel,
+		ProcessingLocations:   req.ProcessingLocations,
+		Certifications:        req.Certifications,
+		ReviewFrequency:       req.ReviewFrequency,
+		ProcessingActivityIDs: req.ProcessingActivityIDs,
+		TemplateID:            req.TemplateID,
+		Status:                vendor.VendorStatusActive,
+		CreatedBy:             userID.String(),
+	}
+
+	if err := h.store.CreateVendor(c.Request.Context(), v); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusCreated, gin.H{"vendor": v})
+}
+
+// ListVendors lists all vendors for a tenant
+// GET /sdk/v1/vendors
+func (h *VendorHandlers) ListVendors(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+
+	vendors, err := h.store.ListVendors(c.Request.Context(), tenantID.String())
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"vendors": vendors,
+		"total":   len(vendors),
+	})
+}
+
+// GetVendor retrieves a vendor by ID with contracts and findings
+// GET /sdk/v1/vendors/:id
+func (h *VendorHandlers) GetVendor(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+	id := c.Param("id")
+
+	v, err := h.store.GetVendor(c.Request.Context(), tenantID.String(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if v == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "vendor not found"})
+		return
+	}
+
+	contracts, _ := h.store.ListContracts(c.Request.Context(), tenantID.String(), &id)
+	findings, _ := h.store.ListFindings(c.Request.Context(), tenantID.String(), &id, nil)
+
+	c.JSON(http.StatusOK, gin.H{
+		"vendor":    v,
+		"contracts": contracts,
+		"findings":  findings,
+	})
+}
+
+// UpdateVendor updates a vendor
+// PUT /sdk/v1/vendors/:id
+func (h *VendorHandlers) UpdateVendor(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+	id := c.Param("id")
+
+	v, err := h.store.GetVendor(c.Request.Context(), tenantID.String(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if v == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "vendor not found"})
+		return
+	}
+
+	var req vendor.UpdateVendorRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	// Apply non-nil fields
+	if req.Name != nil {
+		v.Name = *req.Name
+	}
+	if req.LegalForm != nil {
+		v.LegalForm = *req.LegalForm
+	}
+	if req.Country != nil {
+		v.Country = *req.Country
+	}
+	if req.Address != nil {
+		v.Address = req.Address
+	}
+	if req.Website != nil {
+		v.Website = *req.Website
+	}
+	if req.ContactName != nil {
+		v.ContactName = *req.ContactName
+	}
+	if req.ContactEmail != nil {
+		v.ContactEmail = *req.ContactEmail
+	}
+	if req.ContactPhone != nil {
+		v.ContactPhone = *req.ContactPhone
+	}
+	if req.ContactDepartment != nil {
+		v.ContactDepartment = *req.ContactDepartment
+	}
+	if req.Role != nil {
+		v.Role = *req.Role
+	}
+	if req.ServiceCategory != nil {
+		v.ServiceCategory = *req.ServiceCategory
+	}
+	if req.ServiceDescription != nil {
+		v.ServiceDescription = *req.ServiceDescription
+	}
+	if req.DataAccessLevel != nil {
+		v.DataAccessLevel = *req.DataAccessLevel
+	}
+	if req.ProcessingLocations != nil {
+		v.ProcessingLocations = req.ProcessingLocations
+	}
+	if req.Certifications != nil {
+		v.Certifications = req.Certifications
+	}
+	if req.InherentRiskScore != nil {
+		v.InherentRiskScore = req.InherentRiskScore
+	}
+	if req.ResidualRiskScore != nil {
+		v.ResidualRiskScore = req.ResidualRiskScore
+	}
+	if req.ManualRiskAdjustment != nil {
+		v.ManualRiskAdjustment = req.ManualRiskAdjustment
+	}
+	if req.ReviewFrequency != nil {
+		v.ReviewFrequency = *req.ReviewFrequency
+	}
+	if req.LastReviewDate != nil {
+		v.LastReviewDate = req.LastReviewDate
+	}
+	if req.NextReviewDate != nil {
+		v.NextReviewDate = req.NextReviewDate
+	}
+	if req.ProcessingActivityIDs != nil {
+		v.ProcessingActivityIDs = req.ProcessingActivityIDs
+	}
+	if req.Status != nil {
+		v.Status = *req.Status
+	}
+	if req.TemplateID != nil {
+		v.TemplateID = req.TemplateID
+	}
+
+	if err := h.store.UpdateVendor(c.Request.Context(), v); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"vendor": v})
+}
+
+// DeleteVendor deletes a vendor
+// DELETE /sdk/v1/vendors/:id
+func (h *VendorHandlers) DeleteVendor(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+	id := c.Param("id")
+
+	if err := h.store.DeleteVendor(c.Request.Context(), tenantID.String(), id); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"message": "vendor deleted"})
+}
+
+// ============================================================================
+// Contract CRUD
+// ============================================================================
+
+// CreateContract creates a new contract for a vendor
+// POST /sdk/v1/vendors/contracts
+func (h *VendorHandlers) CreateContract(c *gin.Context) {
+	var req vendor.CreateContractRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	tenantID := rbac.GetTenantID(c)
+	userID := rbac.GetUserID(c)
+
+	contract := &vendor.Contract{
+		TenantID:            tenantID,
+		VendorID:            req.VendorID,
+		FileName:            req.FileName,
+		OriginalName:        req.OriginalName,
+		MimeType:            req.MimeType,
+		FileSize:            req.FileSize,
+		StoragePath:         req.StoragePath,
+		DocumentType:        req.DocumentType,
+		Parties:             req.Parties,
+		EffectiveDate:       req.EffectiveDate,
+		ExpirationDate:      req.ExpirationDate,
+		AutoRenewal:         req.AutoRenewal,
+		RenewalNoticePeriod: req.RenewalNoticePeriod,
+		Version:             req.Version,
+		PreviousVersionID:   req.PreviousVersionID,
+		ReviewStatus:        "PENDING",
+		CreatedBy:           userID.String(),
+	}
+
+	if contract.Version == "" {
+		contract.Version = "1.0"
+	}
+
+	if err := h.store.CreateContract(c.Request.Context(), contract); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusCreated, gin.H{"contract": contract})
+}
+
+// ListContracts lists contracts for a tenant
+// GET /sdk/v1/vendors/contracts
+func (h *VendorHandlers) ListContracts(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+
+	var vendorID *string
+	if vid := c.Query("vendor_id"); vid != "" {
+		vendorID = &vid
+	}
+
+	contracts, err := h.store.ListContracts(c.Request.Context(), tenantID.String(), vendorID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"contracts": contracts,
+		"total":     len(contracts),
+	})
+}
+
+// GetContract retrieves a contract by ID
+// GET /sdk/v1/vendors/contracts/:id
+func (h *VendorHandlers) GetContract(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+	id := c.Param("id")
+
+	contract, err := h.store.GetContract(c.Request.Context(), tenantID.String(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if contract == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "contract not found"})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"contract": contract})
+}
+
+// UpdateContract updates a contract
+// PUT /sdk/v1/vendors/contracts/:id
+func (h *VendorHandlers) UpdateContract(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+	id := c.Param("id")
+
+	contract, err := h.store.GetContract(c.Request.Context(), tenantID.String(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if contract == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "contract not found"})
+		return
+	}
+
+	var req vendor.UpdateContractRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	if req.DocumentType != nil {
+		contract.DocumentType = *req.DocumentType
+	}
+	if req.Parties != nil {
+		contract.Parties = req.Parties
+	}
+	if req.EffectiveDate != nil {
+		contract.EffectiveDate = req.EffectiveDate
+	}
+	if req.ExpirationDate != nil {
+		contract.ExpirationDate = req.ExpirationDate
+	}
+	if req.AutoRenewal != nil {
+		contract.AutoRenewal = *req.AutoRenewal
+	}
+	if req.RenewalNoticePeriod != nil {
+		contract.RenewalNoticePeriod = *req.RenewalNoticePeriod
+	}
+	if req.ReviewStatus != nil {
+		contract.ReviewStatus = *req.ReviewStatus
+	}
+	if req.ReviewCompletedAt != nil {
+		contract.ReviewCompletedAt = req.ReviewCompletedAt
+	}
+	if req.ComplianceScore != nil {
+		contract.ComplianceScore = req.ComplianceScore
+	}
+	if req.Version != nil {
+		contract.Version = *req.Version
+	}
+	if req.ExtractedText != nil {
+		contract.ExtractedText = *req.ExtractedText
+	}
+	if req.PageCount != nil {
+		contract.PageCount = req.PageCount
+	}
+
+	if err := h.store.UpdateContract(c.Request.Context(), contract); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"contract": contract})
+}
+
+// DeleteContract deletes a contract
+// DELETE /sdk/v1/vendors/contracts/:id
+func (h *VendorHandlers) DeleteContract(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+	id := c.Param("id")
+
+	if err := h.store.DeleteContract(c.Request.Context(), tenantID.String(), id); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"message": "contract deleted"})
+}
+
+// ============================================================================
+// Finding CRUD
+// ============================================================================
+
+// CreateFinding creates a new compliance finding
+// POST /sdk/v1/vendors/findings
+func (h *VendorHandlers) CreateFinding(c *gin.Context) {
+	var req vendor.CreateFindingRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	tenantID := rbac.GetTenantID(c)
+
+	finding := &vendor.Finding{
+		TenantID:       tenantID,
+		VendorID:       req.VendorID,
+		ContractID:     req.ContractID,
+		FindingType:    req.FindingType,
+		Category:       req.Category,
+		Severity:       req.Severity,
+		Title:          req.Title,
+		Description:    req.Description,
+		Recommendation: req.Recommendation,
+		Citations:      req.Citations,
+		Status:         vendor.FindingStatusOpen,
+		Assignee:       req.Assignee,
+		DueDate:        req.DueDate,
+	}
+
+	if err := h.store.CreateFinding(c.Request.Context(), finding); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusCreated, gin.H{"finding": finding})
+}
+
+// ListFindings lists findings for a tenant
+// GET /sdk/v1/vendors/findings
+func (h *VendorHandlers) ListFindings(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+
+	var vendorID, contractID *string
+	if vid := c.Query("vendor_id"); vid != "" {
+		vendorID = &vid
+	}
+	if cid := c.Query("contract_id"); cid != "" {
+		contractID = &cid
+	}
+
+	findings, err := h.store.ListFindings(c.Request.Context(), tenantID.String(), vendorID, contractID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"findings": findings,
+		"total":    len(findings),
+	})
+}
+
+// GetFinding retrieves a finding by ID
+// GET /sdk/v1/vendors/findings/:id
+func (h *VendorHandlers) GetFinding(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+	id := c.Param("id")
+
+	finding, err := h.store.GetFinding(c.Request.Context(), tenantID.String(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if finding == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "finding not found"})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"finding": finding})
+}
+
+// UpdateFinding updates a finding
+// PUT /sdk/v1/vendors/findings/:id
+func (h *VendorHandlers) UpdateFinding(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+	id := c.Param("id")
+
+	finding, err := h.store.GetFinding(c.Request.Context(), tenantID.String(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if finding == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "finding not found"})
+		return
+	}
+
+	var req vendor.UpdateFindingRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	if req.FindingType != nil {
+		finding.FindingType = *req.FindingType
+	}
+	if req.Category != nil {
+		finding.Category = *req.Category
+	}
+	if req.Severity != nil {
+		finding.Severity = *req.Severity
+	}
+	if req.Title != nil {
+		finding.Title = *req.Title
+	}
+	if req.Description != nil {
+		finding.Description = *req.Description
+	}
+	if req.Recommendation != nil {
+		finding.Recommendation = *req.Recommendation
+	}
+	if req.Citations != nil {
+		finding.Citations = req.Citations
+	}
+	if req.Status != nil {
+		finding.Status = *req.Status
+	}
+	if req.Assignee != nil {
+		finding.Assignee = *req.Assignee
+	}
+	if req.DueDate != nil {
+		finding.DueDate = req.DueDate
+	}
+	if req.Resolution != nil {
+		finding.Resolution = *req.Resolution
+	}
+
+	if err := h.store.UpdateFinding(c.Request.Context(), finding); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"finding": finding})
+}
+
+// ResolveFinding resolves a finding with a resolution description
+// POST /sdk/v1/vendors/findings/:id/resolve
+func (h *VendorHandlers) ResolveFinding(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+	userID := rbac.GetUserID(c)
+	id := c.Param("id")
+
+	var req vendor.ResolveFindingRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	if err := h.store.ResolveFinding(c.Request.Context(), tenantID.String(), id, req.Resolution, userID.String()); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"message": "finding resolved"})
+}
+
+// ============================================================================
+// Control Instance Operations
+// ============================================================================
+
+// UpsertControlInstance creates or updates a control instance
+// POST /sdk/v1/vendors/controls
+func (h *VendorHandlers) UpsertControlInstance(c *gin.Context) {
+	var req struct {
+		VendorID           string               `json:"vendor_id" binding:"required"`
+		ControlID          string               `json:"control_id" binding:"required"`
+		ControlDomain      string               `json:"control_domain"`
+		Status             vendor.ControlStatus  `json:"status" binding:"required"`
+		EvidenceIDs        json.RawMessage       `json:"evidence_ids,omitempty"`
+		Notes              string                `json:"notes,omitempty"`
+		NextAssessmentDate *time.Time            `json:"next_assessment_date,omitempty"`
+	}
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	tenantID := rbac.GetTenantID(c)
+	userID := rbac.GetUserID(c)
+	now := time.Now().UTC()
+	userIDStr := userID.String()
+
+	ci := &vendor.ControlInstance{
+		TenantID:           tenantID,
+		ControlID:          req.ControlID,
+		ControlDomain:      req.ControlDomain,
+		Status:             req.Status,
+		EvidenceIDs:        req.EvidenceIDs,
+		Notes:              req.Notes,
+		LastAssessedAt:     &now,
+		LastAssessedBy:     &userIDStr,
+		NextAssessmentDate: req.NextAssessmentDate,
+	}
+
+	// Parse VendorID
+	vendorUUID, err := parseUUID(req.VendorID)
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid vendor_id"})
+		return
+	}
+	ci.VendorID = vendorUUID
+
+	if err := h.store.UpsertControlInstance(c.Request.Context(), ci); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"control_instance": ci})
+}
+
+// ListControlInstances lists control instances for a vendor
+// GET /sdk/v1/vendors/controls
+func (h *VendorHandlers) ListControlInstances(c *gin.Context) {
+	vendorID := c.Query("vendor_id")
+	if vendorID == "" {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "vendor_id query parameter is required"})
+		return
+	}
+
+	tenantID := rbac.GetTenantID(c)
+
+	instances, err := h.store.ListControlInstances(c.Request.Context(), tenantID.String(), vendorID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"control_instances": instances,
+		"total":             len(instances),
+	})
+}
+
+// ============================================================================
+// Template Operations
+// ============================================================================
+
+// ListTemplates lists available templates
+// GET /sdk/v1/vendors/templates
+func (h *VendorHandlers) ListTemplates(c *gin.Context) {
+	templateType := c.DefaultQuery("type", "VENDOR")
+
+	var category, industry *string
+	if cat := c.Query("category"); cat != "" {
+		category = &cat
+	}
+	if ind := c.Query("industry"); ind != "" {
+		industry = &ind
+	}
+
+	templates, err := h.store.ListTemplates(c.Request.Context(), templateType, category, industry)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"templates": templates,
+		"total":     len(templates),
+	})
+}
+
+// GetTemplate retrieves a template by its template_id string
+// GET /sdk/v1/vendors/templates/:templateId
+func (h *VendorHandlers) GetTemplate(c *gin.Context) {
+	templateID := c.Param("templateId")
+	if templateID == "" {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "template ID is required"})
+		return
+	}
+
+	tmpl, err := h.store.GetTemplate(c.Request.Context(), templateID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if tmpl == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "template not found"})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"template": tmpl})
+}
+
+// CreateTemplate creates a custom template
+// POST /sdk/v1/vendors/templates
+func (h *VendorHandlers) CreateTemplate(c *gin.Context) {
+	var req vendor.CreateTemplateRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	tmpl := &vendor.Template{
+		TemplateType:  req.TemplateType,
+		TemplateID:    req.TemplateID,
+		Category:      req.Category,
+		NameDE:        req.NameDE,
+		NameEN:        req.NameEN,
+		DescriptionDE: req.DescriptionDE,
+		DescriptionEN: req.DescriptionEN,
+		TemplateData:  req.TemplateData,
+		Industry:      req.Industry,
+		Tags:          req.Tags,
+		IsSystem:      req.IsSystem,
+		IsActive:      true,
+	}
+
+	// Set tenant for custom (non-system) templates
+	if !req.IsSystem {
+		tid := rbac.GetTenantID(c).String()
+		tmpl.TenantID = &tid
+	}
+
+	if err := h.store.CreateTemplate(c.Request.Context(), tmpl); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusCreated, gin.H{"template": tmpl})
+}
+
+// ApplyTemplate creates a vendor from a template
+// POST /sdk/v1/vendors/templates/:templateId/apply
+func (h *VendorHandlers) ApplyTemplate(c *gin.Context) {
+	templateID := c.Param("templateId")
+	if templateID == "" {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "template ID is required"})
+		return
+	}
+
+	tmpl, err := h.store.GetTemplate(c.Request.Context(), templateID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if tmpl == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "template not found"})
+		return
+	}
+
+	// Parse template_data to extract suggested vendor fields
+	var templateData struct {
+		ServiceCategory    string          `json:"service_category"`
+		SuggestedRole      string          `json:"suggested_role"`
+		DataAccessLevel    string          `json:"data_access_level"`
+		ReviewFrequency    string          `json:"review_frequency"`
+		Certifications     json.RawMessage `json:"certifications"`
+		ProcessingLocations json.RawMessage `json:"processing_locations"`
+	}
+	if err := json.Unmarshal(tmpl.TemplateData, &templateData); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": "failed to parse template data"})
+		return
+	}
+
+	// Optional overrides from request body
+	var overrides struct {
+		Name             string `json:"name"`
+		Country          string `json:"country"`
+		Website          string `json:"website"`
+		ContactName      string `json:"contact_name"`
+		ContactEmail     string `json:"contact_email"`
+	}
+	c.ShouldBindJSON(&overrides)
+
+	tenantID := rbac.GetTenantID(c)
+	userID := rbac.GetUserID(c)
+
+	v := &vendor.Vendor{
+		TenantID:            tenantID,
+		Name:                overrides.Name,
+		Country:             overrides.Country,
+		Website:             overrides.Website,
+		ContactName:         overrides.ContactName,
+		ContactEmail:        overrides.ContactEmail,
+		Role:                vendor.VendorRole(templateData.SuggestedRole),
+		ServiceCategory:     templateData.ServiceCategory,
+		DataAccessLevel:     templateData.DataAccessLevel,
+		ReviewFrequency:     templateData.ReviewFrequency,
+		Certifications:      templateData.Certifications,
+		ProcessingLocations: templateData.ProcessingLocations,
+		Status:              vendor.VendorStatusActive,
+		TemplateID:          &templateID,
+		CreatedBy:           userID.String(),
+	}
+
+	if v.Name == "" {
+		v.Name = tmpl.NameDE
+	}
+	if v.Country == "" {
+		v.Country = "DE"
+	}
+	if v.Role == "" {
+		v.Role = vendor.VendorRoleProcessor
+	}
+
+	if err := h.store.CreateVendor(c.Request.Context(), v); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	// Increment template usage
+	_ = h.store.IncrementTemplateUsage(c.Request.Context(), templateID)
+
+	c.JSON(http.StatusCreated, gin.H{
+		"vendor":      v,
+		"template_id": templateID,
+		"message":     "vendor created from template",
+	})
+}
+
+// ============================================================================
+// Statistics
+// ============================================================================
+
+// GetStatistics returns aggregated vendor statistics
+// GET /sdk/v1/vendors/stats
+func (h *VendorHandlers) GetStatistics(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+
+	stats, err := h.store.GetVendorStats(c.Request.Context(), tenantID.String())
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, stats)
+}
+
+// ============================================================================
+// Helpers
+// ============================================================================
+
+func parseUUID(s string) (uuid.UUID, error) {
+	return uuid.Parse(s)
+}

ai-compliance-sdk/internal/api/handlers/whistleblower_handlers.go

@@ -0,0 +1,538 @@
+package handlers
+
+import (
+	"net/http"
+	"time"
+
+	"github.com/breakpilot/ai-compliance-sdk/internal/rbac"
+	"github.com/breakpilot/ai-compliance-sdk/internal/whistleblower"
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+)
+
+// WhistleblowerHandlers handles whistleblower HTTP requests
+type WhistleblowerHandlers struct {
+	store *whistleblower.Store
+}
+
+// NewWhistleblowerHandlers creates new whistleblower handlers
+func NewWhistleblowerHandlers(store *whistleblower.Store) *WhistleblowerHandlers {
+	return &WhistleblowerHandlers{store: store}
+}
+
+// ============================================================================
+// Public Handlers (NO auth required — for anonymous reporters)
+// ============================================================================
+
+// SubmitReport handles public report submission (no auth required)
+// POST /sdk/v1/whistleblower/public/submit
+func (h *WhistleblowerHandlers) SubmitReport(c *gin.Context) {
+	var req whistleblower.PublicReportSubmission
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	// Get tenant ID from header or query param (public endpoint still needs tenant context)
+	tenantIDStr := c.GetHeader("X-Tenant-ID")
+	if tenantIDStr == "" {
+		tenantIDStr = c.Query("tenant_id")
+	}
+	if tenantIDStr == "" {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "tenant_id is required"})
+		return
+	}
+
+	tenantID, err := uuid.Parse(tenantIDStr)
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid tenant_id"})
+		return
+	}
+
+	report := &whistleblower.Report{
+		TenantID:    tenantID,
+		Category:    req.Category,
+		Title:       req.Title,
+		Description: req.Description,
+		IsAnonymous: req.IsAnonymous,
+	}
+
+	// Only set reporter info if not anonymous
+	if !req.IsAnonymous {
+		report.ReporterName = req.ReporterName
+		report.ReporterEmail = req.ReporterEmail
+		report.ReporterPhone = req.ReporterPhone
+	}
+
+	if err := h.store.CreateReport(c.Request.Context(), report); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	// Return reference number and access key (access key only shown ONCE!)
+	c.JSON(http.StatusCreated, whistleblower.PublicReportResponse{
+		ReferenceNumber: report.ReferenceNumber,
+		AccessKey:       report.AccessKey,
+	})
+}
+
+// GetReportByAccessKey retrieves a report by access key (for anonymous reporters)
+// GET /sdk/v1/whistleblower/public/report?access_key=xxx
+func (h *WhistleblowerHandlers) GetReportByAccessKey(c *gin.Context) {
+	accessKey := c.Query("access_key")
+	if accessKey == "" {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "access_key is required"})
+		return
+	}
+
+	report, err := h.store.GetReportByAccessKey(c.Request.Context(), accessKey)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if report == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "report not found"})
+		return
+	}
+
+	// Return limited fields for public access (no access_key, no internal details)
+	c.JSON(http.StatusOK, gin.H{
+		"reference_number":        report.ReferenceNumber,
+		"category":                report.Category,
+		"status":                  report.Status,
+		"title":                   report.Title,
+		"received_at":             report.ReceivedAt,
+		"deadline_acknowledgment": report.DeadlineAcknowledgment,
+		"deadline_feedback":       report.DeadlineFeedback,
+		"acknowledged_at":         report.AcknowledgedAt,
+		"closed_at":               report.ClosedAt,
+	})
+}
+
+// SendPublicMessage allows a reporter to send a message via access key
+// POST /sdk/v1/whistleblower/public/message?access_key=xxx
+func (h *WhistleblowerHandlers) SendPublicMessage(c *gin.Context) {
+	accessKey := c.Query("access_key")
+	if accessKey == "" {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "access_key is required"})
+		return
+	}
+
+	report, err := h.store.GetReportByAccessKey(c.Request.Context(), accessKey)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if report == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "report not found"})
+		return
+	}
+
+	var req whistleblower.SendMessageRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	msg := &whistleblower.AnonymousMessage{
+		ReportID:  report.ID,
+		Direction: whistleblower.MessageDirectionReporterToAdmin,
+		Content:   req.Content,
+	}
+
+	if err := h.store.AddMessage(c.Request.Context(), msg); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusCreated, gin.H{"message": msg})
+}
+
+// ============================================================================
+// Admin Handlers (auth required)
+// ============================================================================
+
+// ListReports lists all reports for the tenant
+// GET /sdk/v1/whistleblower/reports
+func (h *WhistleblowerHandlers) ListReports(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+
+	filters := &whistleblower.ReportFilters{
+		Limit: 50,
+	}
+
+	if status := c.Query("status"); status != "" {
+		filters.Status = whistleblower.ReportStatus(status)
+	}
+	if category := c.Query("category"); category != "" {
+		filters.Category = whistleblower.ReportCategory(category)
+	}
+
+	reports, total, err := h.store.ListReports(c.Request.Context(), tenantID, filters)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, whistleblower.ReportListResponse{
+		Reports: reports,
+		Total:   total,
+	})
+}
+
+// GetReport retrieves a report by ID (admin)
+// GET /sdk/v1/whistleblower/reports/:id
+func (h *WhistleblowerHandlers) GetReport(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid report ID"})
+		return
+	}
+
+	report, err := h.store.GetReport(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if report == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "report not found"})
+		return
+	}
+
+	// Get messages and measures for full view
+	messages, _ := h.store.ListMessages(c.Request.Context(), id)
+	measures, _ := h.store.ListMeasures(c.Request.Context(), id)
+
+	// Do not expose access key to admin either
+	report.AccessKey = ""
+
+	c.JSON(http.StatusOK, gin.H{
+		"report":   report,
+		"messages": messages,
+		"measures": measures,
+	})
+}
+
+// UpdateReport updates a report
+// PUT /sdk/v1/whistleblower/reports/:id
+func (h *WhistleblowerHandlers) UpdateReport(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid report ID"})
+		return
+	}
+
+	report, err := h.store.GetReport(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if report == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "report not found"})
+		return
+	}
+
+	var req whistleblower.ReportUpdateRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	userID := rbac.GetUserID(c)
+
+	if req.Category != "" {
+		report.Category = req.Category
+	}
+	if req.Status != "" {
+		report.Status = req.Status
+	}
+	if req.Title != "" {
+		report.Title = req.Title
+	}
+	if req.Description != "" {
+		report.Description = req.Description
+	}
+	if req.AssignedTo != nil {
+		report.AssignedTo = req.AssignedTo
+	}
+
+	report.AuditTrail = append(report.AuditTrail, whistleblower.AuditEntry{
+		Timestamp: time.Now().UTC(),
+		Action:    "report_updated",
+		UserID:    userID.String(),
+		Details:   "Report updated by admin",
+	})
+
+	if err := h.store.UpdateReport(c.Request.Context(), report); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	report.AccessKey = ""
+	c.JSON(http.StatusOK, gin.H{"report": report})
+}
+
+// DeleteReport deletes a report
+// DELETE /sdk/v1/whistleblower/reports/:id
+func (h *WhistleblowerHandlers) DeleteReport(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid report ID"})
+		return
+	}
+
+	if err := h.store.DeleteReport(c.Request.Context(), id); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"message": "report deleted"})
+}
+
+// AcknowledgeReport acknowledges a report (within 7-day HinSchG deadline)
+// POST /sdk/v1/whistleblower/reports/:id/acknowledge
+func (h *WhistleblowerHandlers) AcknowledgeReport(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid report ID"})
+		return
+	}
+
+	report, err := h.store.GetReport(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if report == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "report not found"})
+		return
+	}
+
+	if report.AcknowledgedAt != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "report already acknowledged"})
+		return
+	}
+
+	userID := rbac.GetUserID(c)
+
+	if err := h.store.AcknowledgeReport(c.Request.Context(), id, userID); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	// Optionally send acknowledgment message to reporter
+	var req whistleblower.AcknowledgeRequest
+	if err := c.ShouldBindJSON(&req); err == nil && req.Message != "" {
+		msg := &whistleblower.AnonymousMessage{
+			ReportID:  id,
+			Direction: whistleblower.MessageDirectionAdminToReporter,
+			Content:   req.Message,
+		}
+		h.store.AddMessage(c.Request.Context(), msg)
+	}
+
+	// Check if deadline was met
+	isOverdue := time.Now().UTC().After(report.DeadlineAcknowledgment)
+
+	c.JSON(http.StatusOK, gin.H{
+		"message":    "report acknowledged",
+		"is_overdue": isOverdue,
+	})
+}
+
+// StartInvestigation changes the report status to investigation
+// POST /sdk/v1/whistleblower/reports/:id/investigate
+func (h *WhistleblowerHandlers) StartInvestigation(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid report ID"})
+		return
+	}
+
+	report, err := h.store.GetReport(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if report == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "report not found"})
+		return
+	}
+
+	userID := rbac.GetUserID(c)
+
+	report.Status = whistleblower.ReportStatusInvestigation
+	report.AuditTrail = append(report.AuditTrail, whistleblower.AuditEntry{
+		Timestamp: time.Now().UTC(),
+		Action:    "investigation_started",
+		UserID:    userID.String(),
+		Details:   "Investigation started",
+	})
+
+	if err := h.store.UpdateReport(c.Request.Context(), report); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"message": "investigation started",
+		"report":  report,
+	})
+}
+
+// AddMeasure adds a corrective measure to a report
+// POST /sdk/v1/whistleblower/reports/:id/measures
+func (h *WhistleblowerHandlers) AddMeasure(c *gin.Context) {
+	reportID, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid report ID"})
+		return
+	}
+
+	// Verify report exists
+	report, err := h.store.GetReport(c.Request.Context(), reportID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if report == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "report not found"})
+		return
+	}
+
+	var req whistleblower.AddMeasureRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	userID := rbac.GetUserID(c)
+
+	measure := &whistleblower.Measure{
+		ReportID:    reportID,
+		Title:       req.Title,
+		Description: req.Description,
+		Responsible: req.Responsible,
+		DueDate:     req.DueDate,
+	}
+
+	if err := h.store.AddMeasure(c.Request.Context(), measure); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	// Update report status to measures_taken if not already
+	if report.Status != whistleblower.ReportStatusMeasuresTaken &&
+		report.Status != whistleblower.ReportStatusClosed {
+		report.Status = whistleblower.ReportStatusMeasuresTaken
+		report.AuditTrail = append(report.AuditTrail, whistleblower.AuditEntry{
+			Timestamp: time.Now().UTC(),
+			Action:    "measure_added",
+			UserID:    userID.String(),
+			Details:   "Corrective measure added: " + req.Title,
+		})
+		h.store.UpdateReport(c.Request.Context(), report)
+	}
+
+	c.JSON(http.StatusCreated, gin.H{"measure": measure})
+}
+
+// CloseReport closes a report with a resolution
+// POST /sdk/v1/whistleblower/reports/:id/close
+func (h *WhistleblowerHandlers) CloseReport(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid report ID"})
+		return
+	}
+
+	var req whistleblower.CloseReportRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	userID := rbac.GetUserID(c)
+
+	if err := h.store.CloseReport(c.Request.Context(), id, userID, req.Resolution); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"message": "report closed"})
+}
+
+// SendAdminMessage sends a message from admin to reporter
+// POST /sdk/v1/whistleblower/reports/:id/messages
+func (h *WhistleblowerHandlers) SendAdminMessage(c *gin.Context) {
+	reportID, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid report ID"})
+		return
+	}
+
+	// Verify report exists
+	report, err := h.store.GetReport(c.Request.Context(), reportID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	if report == nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "report not found"})
+		return
+	}
+
+	var req whistleblower.SendMessageRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	msg := &whistleblower.AnonymousMessage{
+		ReportID:  reportID,
+		Direction: whistleblower.MessageDirectionAdminToReporter,
+		Content:   req.Content,
+	}
+
+	if err := h.store.AddMessage(c.Request.Context(), msg); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusCreated, gin.H{"message": msg})
+}
+
+// ListMessages lists messages for a report
+// GET /sdk/v1/whistleblower/reports/:id/messages
+func (h *WhistleblowerHandlers) ListMessages(c *gin.Context) {
+	reportID, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid report ID"})
+		return
+	}
+
+	messages, err := h.store.ListMessages(c.Request.Context(), reportID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"messages": messages,
+		"total":    len(messages),
+	})
+}
+
+// GetStatistics returns whistleblower statistics for the tenant
+// GET /sdk/v1/whistleblower/statistics
+func (h *WhistleblowerHandlers) GetStatistics(c *gin.Context) {
+	tenantID := rbac.GetTenantID(c)
+
+	stats, err := h.store.GetStatistics(c.Request.Context(), tenantID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, stats)
+}

ai-compliance-sdk/internal/incidents/models.go

@@ -0,0 +1,305 @@
+package incidents
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+)
+
+// ============================================================================
+// Constants / Enums
+// ============================================================================
+
+// IncidentCategory represents the category of a security/data breach incident
+type IncidentCategory string
+
+const (
+	IncidentCategoryDataBreach          IncidentCategory = "data_breach"
+	IncidentCategoryUnauthorizedAccess  IncidentCategory = "unauthorized_access"
+	IncidentCategoryDataLoss            IncidentCategory = "data_loss"
+	IncidentCategorySystemCompromise    IncidentCategory = "system_compromise"
+	IncidentCategoryPhishing            IncidentCategory = "phishing"
+	IncidentCategoryRansomware          IncidentCategory = "ransomware"
+	IncidentCategoryInsiderThreat       IncidentCategory = "insider_threat"
+	IncidentCategoryPhysicalBreach      IncidentCategory = "physical_breach"
+	IncidentCategoryOther               IncidentCategory = "other"
+)
+
+// IncidentStatus represents the status of an incident through its lifecycle
+type IncidentStatus string
+
+const (
+	IncidentStatusDetected             IncidentStatus = "detected"
+	IncidentStatusAssessment           IncidentStatus = "assessment"
+	IncidentStatusContainment          IncidentStatus = "containment"
+	IncidentStatusNotificationRequired IncidentStatus = "notification_required"
+	IncidentStatusNotificationSent     IncidentStatus = "notification_sent"
+	IncidentStatusRemediation          IncidentStatus = "remediation"
+	IncidentStatusClosed               IncidentStatus = "closed"
+)
+
+// IncidentSeverity represents the severity level of an incident
+type IncidentSeverity string
+
+const (
+	IncidentSeverityCritical IncidentSeverity = "critical"
+	IncidentSeverityHigh     IncidentSeverity = "high"
+	IncidentSeverityMedium   IncidentSeverity = "medium"
+	IncidentSeverityLow      IncidentSeverity = "low"
+)
+
+// MeasureType represents the type of corrective measure
+type MeasureType string
+
+const (
+	MeasureTypeImmediate MeasureType = "immediate"
+	MeasureTypeLongTerm  MeasureType = "long_term"
+)
+
+// MeasureStatus represents the status of a corrective measure
+type MeasureStatus string
+
+const (
+	MeasureStatusPlanned    MeasureStatus = "planned"
+	MeasureStatusInProgress MeasureStatus = "in_progress"
+	MeasureStatusCompleted  MeasureStatus = "completed"
+)
+
+// NotificationStatus represents the status of a notification (authority or data subject)
+type NotificationStatus string
+
+const (
+	NotificationStatusNotRequired NotificationStatus = "not_required"
+	NotificationStatusPending     NotificationStatus = "pending"
+	NotificationStatusSent        NotificationStatus = "sent"
+	NotificationStatusConfirmed   NotificationStatus = "confirmed"
+)
+
+// ============================================================================
+// Main Entities
+// ============================================================================
+
+// Incident represents a security or data breach incident per DSGVO Art. 33/34
+type Incident struct {
+	ID       uuid.UUID `json:"id"`
+	TenantID uuid.UUID `json:"tenant_id"`
+
+	// Incident info
+	Title       string           `json:"title"`
+	Description string           `json:"description,omitempty"`
+	Category    IncidentCategory `json:"category"`
+	Status      IncidentStatus   `json:"status"`
+	Severity    IncidentSeverity `json:"severity"`
+
+	// Detection & reporting
+	DetectedAt time.Time `json:"detected_at"`
+	ReportedBy uuid.UUID `json:"reported_by"`
+
+	// Affected scope
+	AffectedDataCategories    []string `json:"affected_data_categories"`     // JSONB
+	AffectedDataSubjectCount  int      `json:"affected_data_subject_count"`
+	AffectedSystems           []string `json:"affected_systems"`             // JSONB
+
+	// Assessments & notifications (JSONB embedded objects)
+	RiskAssessment            *RiskAssessment            `json:"risk_assessment,omitempty"`
+	AuthorityNotification     *AuthorityNotification     `json:"authority_notification,omitempty"`
+	DataSubjectNotification   *DataSubjectNotification   `json:"data_subject_notification,omitempty"`
+
+	// Resolution
+	RootCause      string `json:"root_cause,omitempty"`
+	LessonsLearned string `json:"lessons_learned,omitempty"`
+
+	// Timeline (JSONB array)
+	Timeline []TimelineEntry `json:"timeline"`
+
+	// Audit
+	CreatedAt time.Time  `json:"created_at"`
+	UpdatedAt time.Time  `json:"updated_at"`
+	ClosedAt  *time.Time `json:"closed_at,omitempty"`
+}
+
+// RiskAssessment contains the risk assessment for an incident
+type RiskAssessment struct {
+	Likelihood int       `json:"likelihood"` // 1-5
+	Impact     int       `json:"impact"`     // 1-5
+	RiskLevel  string    `json:"risk_level"` // critical, high, medium, low (auto-calculated)
+	AssessedAt time.Time `json:"assessed_at"`
+	AssessedBy uuid.UUID `json:"assessed_by"`
+	Notes      string    `json:"notes,omitempty"`
+}
+
+// AuthorityNotification tracks the supervisory authority notification per DSGVO Art. 33
+type AuthorityNotification struct {
+	Status          NotificationStatus `json:"status"`
+	Deadline        time.Time          `json:"deadline"`         // 72h from detected_at per Art. 33
+	SubmittedAt     *time.Time         `json:"submitted_at,omitempty"`
+	AuthorityName   string             `json:"authority_name,omitempty"`
+	ReferenceNumber string             `json:"reference_number,omitempty"`
+	ContactPerson   string             `json:"contact_person,omitempty"`
+	Notes           string             `json:"notes,omitempty"`
+}
+
+// DataSubjectNotification tracks the data subject notification per DSGVO Art. 34
+type DataSubjectNotification struct {
+	Required         bool               `json:"required"`
+	Status           NotificationStatus `json:"status"`
+	SentAt           *time.Time         `json:"sent_at,omitempty"`
+	AffectedCount    int                `json:"affected_count"`
+	NotificationText string             `json:"notification_text,omitempty"`
+	Channel          string             `json:"channel,omitempty"` // email, letter, website
+}
+
+// TimelineEntry represents a single event in the incident timeline
+type TimelineEntry struct {
+	Timestamp time.Time `json:"timestamp"`
+	Action    string    `json:"action"`
+	UserID    uuid.UUID `json:"user_id"`
+	Details   string    `json:"details,omitempty"`
+}
+
+// IncidentMeasure represents a corrective or preventive measure for an incident
+type IncidentMeasure struct {
+	ID          uuid.UUID   `json:"id"`
+	IncidentID  uuid.UUID   `json:"incident_id"`
+	Title       string      `json:"title"`
+	Description string      `json:"description,omitempty"`
+	MeasureType MeasureType `json:"measure_type"`
+	Status      MeasureStatus `json:"status"`
+	Responsible string      `json:"responsible,omitempty"`
+	DueDate     *time.Time  `json:"due_date,omitempty"`
+	CompletedAt *time.Time  `json:"completed_at,omitempty"`
+	CreatedAt   time.Time   `json:"created_at"`
+}
+
+// IncidentStatistics contains aggregated incident statistics for a tenant
+type IncidentStatistics struct {
+	TotalIncidents       int            `json:"total_incidents"`
+	OpenIncidents        int            `json:"open_incidents"`
+	ByStatus             map[string]int `json:"by_status"`
+	BySeverity           map[string]int `json:"by_severity"`
+	ByCategory           map[string]int `json:"by_category"`
+	NotificationsPending int            `json:"notifications_pending"`
+	AvgResolutionHours   float64        `json:"avg_resolution_hours"`
+}
+
+// ============================================================================
+// API Request/Response Types
+// ============================================================================
+
+// CreateIncidentRequest is the API request for creating an incident
+type CreateIncidentRequest struct {
+	Title                    string           `json:"title" binding:"required"`
+	Description              string           `json:"description,omitempty"`
+	Category                 IncidentCategory `json:"category" binding:"required"`
+	Severity                 IncidentSeverity `json:"severity" binding:"required"`
+	DetectedAt               *time.Time       `json:"detected_at,omitempty"` // defaults to now
+	AffectedDataCategories   []string         `json:"affected_data_categories,omitempty"`
+	AffectedDataSubjectCount int              `json:"affected_data_subject_count,omitempty"`
+	AffectedSystems          []string         `json:"affected_systems,omitempty"`
+}
+
+// UpdateIncidentRequest is the API request for updating an incident
+type UpdateIncidentRequest struct {
+	Title                    string           `json:"title,omitempty"`
+	Description              string           `json:"description,omitempty"`
+	Category                 IncidentCategory `json:"category,omitempty"`
+	Status                   IncidentStatus   `json:"status,omitempty"`
+	Severity                 IncidentSeverity `json:"severity,omitempty"`
+	AffectedDataCategories   []string         `json:"affected_data_categories,omitempty"`
+	AffectedDataSubjectCount *int             `json:"affected_data_subject_count,omitempty"`
+	AffectedSystems          []string         `json:"affected_systems,omitempty"`
+}
+
+// RiskAssessmentRequest is the API request for assessing risk
+type RiskAssessmentRequest struct {
+	Likelihood int    `json:"likelihood" binding:"required,min=1,max=5"`
+	Impact     int    `json:"impact" binding:"required,min=1,max=5"`
+	Notes      string `json:"notes,omitempty"`
+}
+
+// SubmitAuthorityNotificationRequest is the API request for submitting authority notification
+type SubmitAuthorityNotificationRequest struct {
+	AuthorityName   string `json:"authority_name" binding:"required"`
+	ContactPerson   string `json:"contact_person,omitempty"`
+	ReferenceNumber string `json:"reference_number,omitempty"`
+	Notes           string `json:"notes,omitempty"`
+}
+
+// NotifyDataSubjectsRequest is the API request for notifying data subjects
+type NotifyDataSubjectsRequest struct {
+	NotificationText string `json:"notification_text" binding:"required"`
+	Channel          string `json:"channel" binding:"required"` // email, letter, website
+	AffectedCount    int    `json:"affected_count,omitempty"`
+}
+
+// AddMeasureRequest is the API request for adding a corrective measure
+type AddMeasureRequest struct {
+	Title       string      `json:"title" binding:"required"`
+	Description string      `json:"description,omitempty"`
+	MeasureType MeasureType `json:"measure_type" binding:"required"`
+	Responsible string      `json:"responsible,omitempty"`
+	DueDate     *time.Time  `json:"due_date,omitempty"`
+}
+
+// CloseIncidentRequest is the API request for closing an incident
+type CloseIncidentRequest struct {
+	RootCause      string `json:"root_cause" binding:"required"`
+	LessonsLearned string `json:"lessons_learned,omitempty"`
+}
+
+// AddTimelineEntryRequest is the API request for adding a timeline entry
+type AddTimelineEntryRequest struct {
+	Action  string `json:"action" binding:"required"`
+	Details string `json:"details,omitempty"`
+}
+
+// IncidentListResponse is the API response for listing incidents
+type IncidentListResponse struct {
+	Incidents []Incident `json:"incidents"`
+	Total     int        `json:"total"`
+}
+
+// IncidentFilters defines filters for listing incidents
+type IncidentFilters struct {
+	Status   IncidentStatus
+	Severity IncidentSeverity
+	Category IncidentCategory
+	Limit    int
+	Offset   int
+}
+
+// ============================================================================
+// Helper Functions
+// ============================================================================
+
+// CalculateRiskLevel calculates the risk level from likelihood and impact scores.
+// Risk score = likelihood * impact. Thresholds:
+//   - critical: score >= 20
+//   - high:     score >= 12
+//   - medium:   score >= 6
+//   - low:      score < 6
+func CalculateRiskLevel(likelihood, impact int) string {
+	score := likelihood * impact
+	switch {
+	case score >= 20:
+		return "critical"
+	case score >= 12:
+		return "high"
+	case score >= 6:
+		return "medium"
+	default:
+		return "low"
+	}
+}
+
+// Calculate72hDeadline calculates the 72-hour notification deadline per DSGVO Art. 33.
+// The supervisory authority must be notified within 72 hours of becoming aware of a breach.
+func Calculate72hDeadline(detectedAt time.Time) time.Time {
+	return detectedAt.Add(72 * time.Hour)
+}
+
+// IsNotificationRequired determines whether authority notification is required
+// based on the assessed risk level. Notification is required for critical and high risk.
+func IsNotificationRequired(riskLevel string) bool {
+	return riskLevel == "critical" || riskLevel == "high"
+}

ai-compliance-sdk/internal/incidents/store.go

@@ -0,0 +1,571 @@
+package incidents
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"time"
+
+	"github.com/google/uuid"
+	"github.com/jackc/pgx/v5"
+	"github.com/jackc/pgx/v5/pgxpool"
+)
+
+// Store handles incident data persistence
+type Store struct {
+	pool *pgxpool.Pool
+}
+
+// NewStore creates a new incident store
+func NewStore(pool *pgxpool.Pool) *Store {
+	return &Store{pool: pool}
+}
+
+// ============================================================================
+// Incident CRUD Operations
+// ============================================================================
+
+// CreateIncident creates a new incident
+func (s *Store) CreateIncident(ctx context.Context, incident *Incident) error {
+	incident.ID = uuid.New()
+	incident.CreatedAt = time.Now().UTC()
+	incident.UpdatedAt = incident.CreatedAt
+	if incident.Status == "" {
+		incident.Status = IncidentStatusDetected
+	}
+	if incident.AffectedDataCategories == nil {
+		incident.AffectedDataCategories = []string{}
+	}
+	if incident.AffectedSystems == nil {
+		incident.AffectedSystems = []string{}
+	}
+	if incident.Timeline == nil {
+		incident.Timeline = []TimelineEntry{}
+	}
+
+	affectedDataCategories, _ := json.Marshal(incident.AffectedDataCategories)
+	affectedSystems, _ := json.Marshal(incident.AffectedSystems)
+	riskAssessment, _ := json.Marshal(incident.RiskAssessment)
+	authorityNotification, _ := json.Marshal(incident.AuthorityNotification)
+	dataSubjectNotification, _ := json.Marshal(incident.DataSubjectNotification)
+	timeline, _ := json.Marshal(incident.Timeline)
+
+	_, err := s.pool.Exec(ctx, `
+		INSERT INTO incident_incidents (
+			id, tenant_id, title, description, category, status, severity,
+			detected_at, reported_by,
+			affected_data_categories, affected_data_subject_count, affected_systems,
+			risk_assessment, authority_notification, data_subject_notification,
+			root_cause, lessons_learned, timeline,
+			created_at, updated_at, closed_at
+		) VALUES (
+			$1, $2, $3, $4, $5, $6, $7,
+			$8, $9,
+			$10, $11, $12,
+			$13, $14, $15,
+			$16, $17, $18,
+			$19, $20, $21
+		)
+	`,
+		incident.ID, incident.TenantID, incident.Title, incident.Description,
+		string(incident.Category), string(incident.Status), string(incident.Severity),
+		incident.DetectedAt, incident.ReportedBy,
+		affectedDataCategories, incident.AffectedDataSubjectCount, affectedSystems,
+		riskAssessment, authorityNotification, dataSubjectNotification,
+		incident.RootCause, incident.LessonsLearned, timeline,
+		incident.CreatedAt, incident.UpdatedAt, incident.ClosedAt,
+	)
+
+	return err
+}
+
+// GetIncident retrieves an incident by ID
+func (s *Store) GetIncident(ctx context.Context, id uuid.UUID) (*Incident, error) {
+	var incident Incident
+	var category, status, severity string
+	var affectedDataCategories, affectedSystems []byte
+	var riskAssessment, authorityNotification, dataSubjectNotification []byte
+	var timeline []byte
+
+	err := s.pool.QueryRow(ctx, `
+		SELECT
+			id, tenant_id, title, description, category, status, severity,
+			detected_at, reported_by,
+			affected_data_categories, affected_data_subject_count, affected_systems,
+			risk_assessment, authority_notification, data_subject_notification,
+			root_cause, lessons_learned, timeline,
+			created_at, updated_at, closed_at
+		FROM incident_incidents WHERE id = $1
+	`, id).Scan(
+		&incident.ID, &incident.TenantID, &incident.Title, &incident.Description,
+		&category, &status, &severity,
+		&incident.DetectedAt, &incident.ReportedBy,
+		&affectedDataCategories, &incident.AffectedDataSubjectCount, &affectedSystems,
+		&riskAssessment, &authorityNotification, &dataSubjectNotification,
+		&incident.RootCause, &incident.LessonsLearned, &timeline,
+		&incident.CreatedAt, &incident.UpdatedAt, &incident.ClosedAt,
+	)
+
+	if err == pgx.ErrNoRows {
+		return nil, nil
+	}
+	if err != nil {
+		return nil, err
+	}
+
+	incident.Category = IncidentCategory(category)
+	incident.Status = IncidentStatus(status)
+	incident.Severity = IncidentSeverity(severity)
+
+	json.Unmarshal(affectedDataCategories, &incident.AffectedDataCategories)
+	json.Unmarshal(affectedSystems, &incident.AffectedSystems)
+	json.Unmarshal(riskAssessment, &incident.RiskAssessment)
+	json.Unmarshal(authorityNotification, &incident.AuthorityNotification)
+	json.Unmarshal(dataSubjectNotification, &incident.DataSubjectNotification)
+	json.Unmarshal(timeline, &incident.Timeline)
+
+	if incident.AffectedDataCategories == nil {
+		incident.AffectedDataCategories = []string{}
+	}
+	if incident.AffectedSystems == nil {
+		incident.AffectedSystems = []string{}
+	}
+	if incident.Timeline == nil {
+		incident.Timeline = []TimelineEntry{}
+	}
+
+	return &incident, nil
+}
+
+// ListIncidents lists incidents for a tenant with optional filters
+func (s *Store) ListIncidents(ctx context.Context, tenantID uuid.UUID, filters *IncidentFilters) ([]Incident, int, error) {
+	// Count query
+	countQuery := "SELECT COUNT(*) FROM incident_incidents WHERE tenant_id = $1"
+	countArgs := []interface{}{tenantID}
+	countArgIdx := 2
+
+	if filters != nil {
+		if filters.Status != "" {
+			countQuery += fmt.Sprintf(" AND status = $%d", countArgIdx)
+			countArgs = append(countArgs, string(filters.Status))
+			countArgIdx++
+		}
+		if filters.Severity != "" {
+			countQuery += fmt.Sprintf(" AND severity = $%d", countArgIdx)
+			countArgs = append(countArgs, string(filters.Severity))
+			countArgIdx++
+		}
+		if filters.Category != "" {
+			countQuery += fmt.Sprintf(" AND category = $%d", countArgIdx)
+			countArgs = append(countArgs, string(filters.Category))
+			countArgIdx++
+		}
+	}
+
+	var total int
+	err := s.pool.QueryRow(ctx, countQuery, countArgs...).Scan(&total)
+	if err != nil {
+		return nil, 0, err
+	}
+
+	// Data query
+	query := `
+		SELECT
+			id, tenant_id, title, description, category, status, severity,
+			detected_at, reported_by,
+			affected_data_categories, affected_data_subject_count, affected_systems,
+			risk_assessment, authority_notification, data_subject_notification,
+			root_cause, lessons_learned, timeline,
+			created_at, updated_at, closed_at
+		FROM incident_incidents WHERE tenant_id = $1`
+
+	args := []interface{}{tenantID}
+	argIdx := 2
+
+	if filters != nil {
+		if filters.Status != "" {
+			query += fmt.Sprintf(" AND status = $%d", argIdx)
+			args = append(args, string(filters.Status))
+			argIdx++
+		}
+		if filters.Severity != "" {
+			query += fmt.Sprintf(" AND severity = $%d", argIdx)
+			args = append(args, string(filters.Severity))
+			argIdx++
+		}
+		if filters.Category != "" {
+			query += fmt.Sprintf(" AND category = $%d", argIdx)
+			args = append(args, string(filters.Category))
+			argIdx++
+		}
+	}
+
+	query += " ORDER BY detected_at DESC"
+
+	if filters != nil && filters.Limit > 0 {
+		query += fmt.Sprintf(" LIMIT $%d", argIdx)
+		args = append(args, filters.Limit)
+		argIdx++
+
+		if filters.Offset > 0 {
+			query += fmt.Sprintf(" OFFSET $%d", argIdx)
+			args = append(args, filters.Offset)
+			argIdx++
+		}
+	}
+
+	rows, err := s.pool.Query(ctx, query, args...)
+	if err != nil {
+		return nil, 0, err
+	}
+	defer rows.Close()
+
+	var incidents []Incident
+	for rows.Next() {
+		var incident Incident
+		var category, status, severity string
+		var affectedDataCategories, affectedSystems []byte
+		var riskAssessment, authorityNotification, dataSubjectNotification []byte
+		var timeline []byte
+
+		err := rows.Scan(
+			&incident.ID, &incident.TenantID, &incident.Title, &incident.Description,
+			&category, &status, &severity,
+			&incident.DetectedAt, &incident.ReportedBy,
+			&affectedDataCategories, &incident.AffectedDataSubjectCount, &affectedSystems,
+			&riskAssessment, &authorityNotification, &dataSubjectNotification,
+			&incident.RootCause, &incident.LessonsLearned, &timeline,
+			&incident.CreatedAt, &incident.UpdatedAt, &incident.ClosedAt,
+		)
+		if err != nil {
+			return nil, 0, err
+		}
+
+		incident.Category = IncidentCategory(category)
+		incident.Status = IncidentStatus(status)
+		incident.Severity = IncidentSeverity(severity)
+
+		json.Unmarshal(affectedDataCategories, &incident.AffectedDataCategories)
+		json.Unmarshal(affectedSystems, &incident.AffectedSystems)
+		json.Unmarshal(riskAssessment, &incident.RiskAssessment)
+		json.Unmarshal(authorityNotification, &incident.AuthorityNotification)
+		json.Unmarshal(dataSubjectNotification, &incident.DataSubjectNotification)
+		json.Unmarshal(timeline, &incident.Timeline)
+
+		if incident.AffectedDataCategories == nil {
+			incident.AffectedDataCategories = []string{}
+		}
+		if incident.AffectedSystems == nil {
+			incident.AffectedSystems = []string{}
+		}
+		if incident.Timeline == nil {
+			incident.Timeline = []TimelineEntry{}
+		}
+
+		incidents = append(incidents, incident)
+	}
+
+	return incidents, total, nil
+}
+
+// UpdateIncident updates an incident
+func (s *Store) UpdateIncident(ctx context.Context, incident *Incident) error {
+	incident.UpdatedAt = time.Now().UTC()
+
+	affectedDataCategories, _ := json.Marshal(incident.AffectedDataCategories)
+	affectedSystems, _ := json.Marshal(incident.AffectedSystems)
+
+	_, err := s.pool.Exec(ctx, `
+		UPDATE incident_incidents SET
+			title = $2, description = $3, category = $4, status = $5, severity = $6,
+			affected_data_categories = $7, affected_data_subject_count = $8, affected_systems = $9,
+			root_cause = $10, lessons_learned = $11,
+			updated_at = $12
+		WHERE id = $1
+	`,
+		incident.ID, incident.Title, incident.Description,
+		string(incident.Category), string(incident.Status), string(incident.Severity),
+		affectedDataCategories, incident.AffectedDataSubjectCount, affectedSystems,
+		incident.RootCause, incident.LessonsLearned,
+		incident.UpdatedAt,
+	)
+
+	return err
+}
+
+// DeleteIncident deletes an incident and its related measures (cascade handled by FK)
+func (s *Store) DeleteIncident(ctx context.Context, id uuid.UUID) error {
+	_, err := s.pool.Exec(ctx, "DELETE FROM incident_incidents WHERE id = $1", id)
+	return err
+}
+
+// ============================================================================
+// Risk Assessment Operations
+// ============================================================================
+
+// UpdateRiskAssessment updates the risk assessment for an incident
+func (s *Store) UpdateRiskAssessment(ctx context.Context, incidentID uuid.UUID, assessment *RiskAssessment) error {
+	assessmentJSON, _ := json.Marshal(assessment)
+
+	_, err := s.pool.Exec(ctx, `
+		UPDATE incident_incidents SET
+			risk_assessment = $2,
+			updated_at = NOW()
+		WHERE id = $1
+	`, incidentID, assessmentJSON)
+
+	return err
+}
+
+// ============================================================================
+// Notification Operations
+// ============================================================================
+
+// UpdateAuthorityNotification updates the authority notification for an incident
+func (s *Store) UpdateAuthorityNotification(ctx context.Context, incidentID uuid.UUID, notification *AuthorityNotification) error {
+	notificationJSON, _ := json.Marshal(notification)
+
+	_, err := s.pool.Exec(ctx, `
+		UPDATE incident_incidents SET
+			authority_notification = $2,
+			updated_at = NOW()
+		WHERE id = $1
+	`, incidentID, notificationJSON)
+
+	return err
+}
+
+// UpdateDataSubjectNotification updates the data subject notification for an incident
+func (s *Store) UpdateDataSubjectNotification(ctx context.Context, incidentID uuid.UUID, notification *DataSubjectNotification) error {
+	notificationJSON, _ := json.Marshal(notification)
+
+	_, err := s.pool.Exec(ctx, `
+		UPDATE incident_incidents SET
+			data_subject_notification = $2,
+			updated_at = NOW()
+		WHERE id = $1
+	`, incidentID, notificationJSON)
+
+	return err
+}
+
+// ============================================================================
+// Measure Operations
+// ============================================================================
+
+// AddMeasure adds a corrective measure to an incident
+func (s *Store) AddMeasure(ctx context.Context, measure *IncidentMeasure) error {
+	measure.ID = uuid.New()
+	measure.CreatedAt = time.Now().UTC()
+	if measure.Status == "" {
+		measure.Status = MeasureStatusPlanned
+	}
+
+	_, err := s.pool.Exec(ctx, `
+		INSERT INTO incident_measures (
+			id, incident_id, title, description, measure_type, status,
+			responsible, due_date, completed_at, created_at
+		) VALUES (
+			$1, $2, $3, $4, $5, $6,
+			$7, $8, $9, $10
+		)
+	`,
+		measure.ID, measure.IncidentID, measure.Title, measure.Description,
+		string(measure.MeasureType), string(measure.Status),
+		measure.Responsible, measure.DueDate, measure.CompletedAt, measure.CreatedAt,
+	)
+
+	return err
+}
+
+// ListMeasures lists all measures for an incident
+func (s *Store) ListMeasures(ctx context.Context, incidentID uuid.UUID) ([]IncidentMeasure, error) {
+	rows, err := s.pool.Query(ctx, `
+		SELECT
+			id, incident_id, title, description, measure_type, status,
+			responsible, due_date, completed_at, created_at
+		FROM incident_measures WHERE incident_id = $1
+		ORDER BY created_at ASC
+	`, incidentID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	var measures []IncidentMeasure
+	for rows.Next() {
+		var m IncidentMeasure
+		var measureType, status string
+
+		err := rows.Scan(
+			&m.ID, &m.IncidentID, &m.Title, &m.Description,
+			&measureType, &status,
+			&m.Responsible, &m.DueDate, &m.CompletedAt, &m.CreatedAt,
+		)
+		if err != nil {
+			return nil, err
+		}
+
+		m.MeasureType = MeasureType(measureType)
+		m.Status = MeasureStatus(status)
+
+		measures = append(measures, m)
+	}
+
+	return measures, nil
+}
+
+// UpdateMeasure updates an existing measure
+func (s *Store) UpdateMeasure(ctx context.Context, measure *IncidentMeasure) error {
+	_, err := s.pool.Exec(ctx, `
+		UPDATE incident_measures SET
+			title = $2, description = $3, measure_type = $4, status = $5,
+			responsible = $6, due_date = $7, completed_at = $8
+		WHERE id = $1
+	`,
+		measure.ID, measure.Title, measure.Description,
+		string(measure.MeasureType), string(measure.Status),
+		measure.Responsible, measure.DueDate, measure.CompletedAt,
+	)
+
+	return err
+}
+
+// CompleteMeasure marks a measure as completed
+func (s *Store) CompleteMeasure(ctx context.Context, id uuid.UUID) error {
+	now := time.Now().UTC()
+
+	_, err := s.pool.Exec(ctx, `
+		UPDATE incident_measures SET
+			status = $2,
+			completed_at = $3
+		WHERE id = $1
+	`, id, string(MeasureStatusCompleted), now)
+
+	return err
+}
+
+// ============================================================================
+// Timeline Operations
+// ============================================================================
+
+// AddTimelineEntry appends a timeline entry to the incident's JSONB timeline array
+func (s *Store) AddTimelineEntry(ctx context.Context, incidentID uuid.UUID, entry TimelineEntry) error {
+	entryJSON, err := json.Marshal(entry)
+	if err != nil {
+		return err
+	}
+
+	// Use the || operator to append to the JSONB array
+	_, err = s.pool.Exec(ctx, `
+		UPDATE incident_incidents SET
+			timeline = COALESCE(timeline, '[]'::jsonb) || $2::jsonb,
+			updated_at = NOW()
+		WHERE id = $1
+	`, incidentID, string(entryJSON))
+
+	return err
+}
+
+// ============================================================================
+// Close Incident
+// ============================================================================
+
+// CloseIncident closes an incident with root cause and lessons learned
+func (s *Store) CloseIncident(ctx context.Context, id uuid.UUID, rootCause, lessonsLearned string) error {
+	now := time.Now().UTC()
+
+	_, err := s.pool.Exec(ctx, `
+		UPDATE incident_incidents SET
+			status = $2,
+			root_cause = $3,
+			lessons_learned = $4,
+			closed_at = $5,
+			updated_at = $5
+		WHERE id = $1
+	`, id, string(IncidentStatusClosed), rootCause, lessonsLearned, now)
+
+	return err
+}
+
+// ============================================================================
+// Statistics
+// ============================================================================
+
+// GetStatistics returns aggregated incident statistics for a tenant
+func (s *Store) GetStatistics(ctx context.Context, tenantID uuid.UUID) (*IncidentStatistics, error) {
+	stats := &IncidentStatistics{
+		ByStatus:   make(map[string]int),
+		BySeverity: make(map[string]int),
+		ByCategory: make(map[string]int),
+	}
+
+	// Total incidents
+	s.pool.QueryRow(ctx,
+		"SELECT COUNT(*) FROM incident_incidents WHERE tenant_id = $1",
+		tenantID).Scan(&stats.TotalIncidents)
+
+	// Open incidents (not closed)
+	s.pool.QueryRow(ctx,
+		"SELECT COUNT(*) FROM incident_incidents WHERE tenant_id = $1 AND status != 'closed'",
+		tenantID).Scan(&stats.OpenIncidents)
+
+	// By status
+	rows, err := s.pool.Query(ctx,
+		"SELECT status, COUNT(*) FROM incident_incidents WHERE tenant_id = $1 GROUP BY status",
+		tenantID)
+	if err == nil {
+		defer rows.Close()
+		for rows.Next() {
+			var status string
+			var count int
+			rows.Scan(&status, &count)
+			stats.ByStatus[status] = count
+		}
+	}
+
+	// By severity
+	rows, err = s.pool.Query(ctx,
+		"SELECT severity, COUNT(*) FROM incident_incidents WHERE tenant_id = $1 GROUP BY severity",
+		tenantID)
+	if err == nil {
+		defer rows.Close()
+		for rows.Next() {
+			var severity string
+			var count int
+			rows.Scan(&severity, &count)
+			stats.BySeverity[severity] = count
+		}
+	}
+
+	// By category
+	rows, err = s.pool.Query(ctx,
+		"SELECT category, COUNT(*) FROM incident_incidents WHERE tenant_id = $1 GROUP BY category",
+		tenantID)
+	if err == nil {
+		defer rows.Close()
+		for rows.Next() {
+			var category string
+			var count int
+			rows.Scan(&category, &count)
+			stats.ByCategory[category] = count
+		}
+	}
+
+	// Notifications pending
+	s.pool.QueryRow(ctx, `
+		SELECT COUNT(*) FROM incident_incidents
+		WHERE tenant_id = $1
+		AND (authority_notification->>'status' = 'pending'
+		     OR data_subject_notification->>'status' = 'pending')
+	`, tenantID).Scan(&stats.NotificationsPending)
+
+	// Average resolution hours (for closed incidents)
+	s.pool.QueryRow(ctx, `
+		SELECT COALESCE(AVG(EXTRACT(EPOCH FROM (closed_at - detected_at)) / 3600), 0)
+		FROM incident_incidents
+		WHERE tenant_id = $1 AND status = 'closed' AND closed_at IS NOT NULL
+	`, tenantID).Scan(&stats.AvgResolutionHours)
+
+	return stats, nil
+}

ai-compliance-sdk/internal/whistleblower/models.go

@@ -0,0 +1,242 @@
+package whistleblower
+
+import (
+	"crypto/rand"
+	"fmt"
+	"time"
+
+	"github.com/google/uuid"
+)
+
+// ============================================================================
+// Constants / Enums
+// ============================================================================
+
+// ReportCategory represents the category of a whistleblower report
+type ReportCategory string
+
+const (
+	ReportCategoryCorruption      ReportCategory = "corruption"
+	ReportCategoryFraud           ReportCategory = "fraud"
+	ReportCategoryDataProtection  ReportCategory = "data_protection"
+	ReportCategoryDiscrimination  ReportCategory = "discrimination"
+	ReportCategoryEnvironment     ReportCategory = "environment"
+	ReportCategoryCompetition     ReportCategory = "competition"
+	ReportCategoryProductSafety   ReportCategory = "product_safety"
+	ReportCategoryTaxEvasion      ReportCategory = "tax_evasion"
+	ReportCategoryOther           ReportCategory = "other"
+)
+
+// ReportStatus represents the status of a whistleblower report
+type ReportStatus string
+
+const (
+	ReportStatusNew           ReportStatus = "new"
+	ReportStatusAcknowledged  ReportStatus = "acknowledged"
+	ReportStatusUnderReview   ReportStatus = "under_review"
+	ReportStatusInvestigation ReportStatus = "investigation"
+	ReportStatusMeasuresTaken ReportStatus = "measures_taken"
+	ReportStatusClosed        ReportStatus = "closed"
+	ReportStatusRejected      ReportStatus = "rejected"
+)
+
+// MessageDirection represents the direction of an anonymous message
+type MessageDirection string
+
+const (
+	MessageDirectionReporterToAdmin MessageDirection = "reporter_to_admin"
+	MessageDirectionAdminToReporter MessageDirection = "admin_to_reporter"
+)
+
+// MeasureStatus represents the status of a corrective measure
+type MeasureStatus string
+
+const (
+	MeasureStatusPlanned    MeasureStatus = "planned"
+	MeasureStatusInProgress MeasureStatus = "in_progress"
+	MeasureStatusCompleted  MeasureStatus = "completed"
+)
+
+// ============================================================================
+// Main Entities
+// ============================================================================
+
+// Report represents a whistleblower report (Hinweis) per HinSchG
+type Report struct {
+	ID              uuid.UUID      `json:"id"`
+	TenantID        uuid.UUID      `json:"tenant_id"`
+	ReferenceNumber string         `json:"reference_number"` // e.g. "WB-2026-0001"
+	AccessKey       string         `json:"access_key,omitempty"` // for anonymous access, only returned once
+
+	// Report content
+	Category    ReportCategory `json:"category"`
+	Status      ReportStatus   `json:"status"`
+	Title       string         `json:"title"`
+	Description string         `json:"description"`
+
+	// Reporter info (optional, for non-anonymous reports)
+	IsAnonymous   bool    `json:"is_anonymous"`
+	ReporterName  *string `json:"reporter_name,omitempty"`
+	ReporterEmail *string `json:"reporter_email,omitempty"`
+	ReporterPhone *string `json:"reporter_phone,omitempty"`
+
+	// HinSchG deadlines
+	ReceivedAt              time.Time  `json:"received_at"`
+	DeadlineAcknowledgment  time.Time  `json:"deadline_acknowledgment"`  // 7 days from received_at per HinSchG
+	DeadlineFeedback        time.Time  `json:"deadline_feedback"`        // 3 months from received_at per HinSchG
+
+	// Status timestamps
+	AcknowledgedAt *time.Time `json:"acknowledged_at,omitempty"`
+	ClosedAt       *time.Time `json:"closed_at,omitempty"`
+
+	// Assignment
+	AssignedTo *uuid.UUID `json:"assigned_to,omitempty"`
+
+	// Resolution
+	Resolution string `json:"resolution,omitempty"`
+
+	// Audit trail (stored as JSONB)
+	AuditTrail []AuditEntry `json:"audit_trail"`
+
+	// Timestamps
+	CreatedAt time.Time `json:"created_at"`
+	UpdatedAt time.Time `json:"updated_at"`
+}
+
+// AnonymousMessage represents a message exchanged between reporter and admin
+type AnonymousMessage struct {
+	ID        uuid.UUID        `json:"id"`
+	ReportID  uuid.UUID        `json:"report_id"`
+	Direction MessageDirection `json:"direction"`
+	Content   string           `json:"content"`
+	SentAt    time.Time        `json:"sent_at"`
+	ReadAt    *time.Time       `json:"read_at,omitempty"`
+}
+
+// Measure represents a corrective measure taken for a report
+type Measure struct {
+	ID          uuid.UUID     `json:"id"`
+	ReportID    uuid.UUID     `json:"report_id"`
+	Title       string        `json:"title"`
+	Description string        `json:"description"`
+	Status      MeasureStatus `json:"status"`
+	Responsible string        `json:"responsible"`
+	DueDate     *time.Time    `json:"due_date,omitempty"`
+	CompletedAt *time.Time    `json:"completed_at,omitempty"`
+	CreatedAt   time.Time     `json:"created_at"`
+}
+
+// AuditEntry represents an entry in the audit trail
+type AuditEntry struct {
+	Timestamp time.Time `json:"timestamp"`
+	Action    string    `json:"action"`
+	UserID    string    `json:"user_id"`
+	Details   string    `json:"details"`
+}
+
+// WhistleblowerStatistics contains aggregated statistics for a tenant
+type WhistleblowerStatistics struct {
+	TotalReports          int            `json:"total_reports"`
+	ByStatus              map[string]int `json:"by_status"`
+	ByCategory            map[string]int `json:"by_category"`
+	OverdueAcknowledgments int           `json:"overdue_acknowledgments"`
+	OverdueFeedbacks      int            `json:"overdue_feedbacks"`
+	AvgResolutionDays     float64        `json:"avg_resolution_days"`
+}
+
+// ============================================================================
+// API Request/Response Types
+// ============================================================================
+
+// PublicReportSubmission is the request for submitting a report (NO auth required)
+type PublicReportSubmission struct {
+	Category      ReportCategory `json:"category" binding:"required"`
+	Title         string         `json:"title" binding:"required"`
+	Description   string         `json:"description" binding:"required"`
+	IsAnonymous   bool           `json:"is_anonymous"`
+	ReporterName  *string        `json:"reporter_name,omitempty"`
+	ReporterEmail *string        `json:"reporter_email,omitempty"`
+	ReporterPhone *string        `json:"reporter_phone,omitempty"`
+}
+
+// PublicReportResponse is returned after submitting a report (access_key only shown once!)
+type PublicReportResponse struct {
+	ReferenceNumber string `json:"reference_number"`
+	AccessKey       string `json:"access_key"`
+}
+
+// ReportUpdateRequest is the request for updating a report (admin)
+type ReportUpdateRequest struct {
+	Category    ReportCategory `json:"category,omitempty"`
+	Status      ReportStatus   `json:"status,omitempty"`
+	Title       string         `json:"title,omitempty"`
+	Description string         `json:"description,omitempty"`
+	AssignedTo  *uuid.UUID     `json:"assigned_to,omitempty"`
+}
+
+// AcknowledgeRequest is the request for acknowledging a report
+type AcknowledgeRequest struct {
+	Message string `json:"message,omitempty"` // optional acknowledgment message to reporter
+}
+
+// CloseReportRequest is the request for closing a report
+type CloseReportRequest struct {
+	Resolution string `json:"resolution" binding:"required"`
+}
+
+// AddMeasureRequest is the request for adding a corrective measure
+type AddMeasureRequest struct {
+	Title       string     `json:"title" binding:"required"`
+	Description string     `json:"description"`
+	Responsible string     `json:"responsible" binding:"required"`
+	DueDate     *time.Time `json:"due_date,omitempty"`
+}
+
+// UpdateMeasureRequest is the request for updating a measure
+type UpdateMeasureRequest struct {
+	Title       string        `json:"title,omitempty"`
+	Description string        `json:"description,omitempty"`
+	Status      MeasureStatus `json:"status,omitempty"`
+	Responsible string        `json:"responsible,omitempty"`
+	DueDate     *time.Time    `json:"due_date,omitempty"`
+}
+
+// SendMessageRequest is the request for sending an anonymous message
+type SendMessageRequest struct {
+	Content string `json:"content" binding:"required"`
+}
+
+// ReportListResponse is the response for listing reports
+type ReportListResponse struct {
+	Reports []Report `json:"reports"`
+	Total   int      `json:"total"`
+}
+
+// ReportFilters defines filters for listing reports
+type ReportFilters struct {
+	Status   ReportStatus
+	Category ReportCategory
+	Limit    int
+	Offset   int
+}
+
+// ============================================================================
+// Helper Functions
+// ============================================================================
+
+// generateAccessKey generates a random 12-character alphanumeric key
+func generateAccessKey() string {
+	const charset = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
+	b := make([]byte, 12)
+	randomBytes := make([]byte, 12)
+	rand.Read(randomBytes)
+	for i := range b {
+		b[i] = charset[int(randomBytes[i])%len(charset)]
+	}
+	return string(b)
+}
+
+// generateReferenceNumber generates a reference number like "WB-2026-0042"
+func generateReferenceNumber(year int, sequence int) string {
+	return fmt.Sprintf("WB-%d-%04d", year, sequence)
+}

ai-compliance-sdk/internal/whistleblower/store.go

@@ -0,0 +1,591 @@
+package whistleblower
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"time"
+
+	"github.com/google/uuid"
+	"github.com/jackc/pgx/v5"
+	"github.com/jackc/pgx/v5/pgxpool"
+)
+
+// Store handles whistleblower data persistence
+type Store struct {
+	pool *pgxpool.Pool
+}
+
+// NewStore creates a new whistleblower store
+func NewStore(pool *pgxpool.Pool) *Store {
+	return &Store{pool: pool}
+}
+
+// ============================================================================
+// Report CRUD Operations
+// ============================================================================
+
+// CreateReport creates a new whistleblower report with auto-generated reference number and access key
+func (s *Store) CreateReport(ctx context.Context, report *Report) error {
+	report.ID = uuid.New()
+	now := time.Now().UTC()
+	report.CreatedAt = now
+	report.UpdatedAt = now
+	report.ReceivedAt = now
+	report.DeadlineAcknowledgment = now.AddDate(0, 0, 7)    // 7 days per HinSchG
+	report.DeadlineFeedback = now.AddDate(0, 3, 0)          // 3 months per HinSchG
+
+	if report.Status == "" {
+		report.Status = ReportStatusNew
+	}
+
+	// Generate access key
+	report.AccessKey = generateAccessKey()
+
+	// Generate reference number
+	year := now.Year()
+	seq, err := s.GetNextSequenceNumber(ctx, report.TenantID, year)
+	if err != nil {
+		return fmt.Errorf("failed to get sequence number: %w", err)
+	}
+	report.ReferenceNumber = generateReferenceNumber(year, seq)
+
+	// Initialize audit trail
+	if report.AuditTrail == nil {
+		report.AuditTrail = []AuditEntry{}
+	}
+	report.AuditTrail = append(report.AuditTrail, AuditEntry{
+		Timestamp: now,
+		Action:    "report_created",
+		UserID:    "system",
+		Details:   "Report submitted",
+	})
+
+	auditTrailJSON, _ := json.Marshal(report.AuditTrail)
+
+	_, err = s.pool.Exec(ctx, `
+		INSERT INTO whistleblower_reports (
+			id, tenant_id, reference_number, access_key,
+			category, status, title, description,
+			is_anonymous, reporter_name, reporter_email, reporter_phone,
+			received_at, deadline_acknowledgment, deadline_feedback,
+			acknowledged_at, closed_at, assigned_to,
+			audit_trail, resolution,
+			created_at, updated_at
+		) VALUES (
+			$1, $2, $3, $4,
+			$5, $6, $7, $8,
+			$9, $10, $11, $12,
+			$13, $14, $15,
+			$16, $17, $18,
+			$19, $20,
+			$21, $22
+		)
+	`,
+		report.ID, report.TenantID, report.ReferenceNumber, report.AccessKey,
+		string(report.Category), string(report.Status), report.Title, report.Description,
+		report.IsAnonymous, report.ReporterName, report.ReporterEmail, report.ReporterPhone,
+		report.ReceivedAt, report.DeadlineAcknowledgment, report.DeadlineFeedback,
+		report.AcknowledgedAt, report.ClosedAt, report.AssignedTo,
+		auditTrailJSON, report.Resolution,
+		report.CreatedAt, report.UpdatedAt,
+	)
+
+	return err
+}
+
+// GetReport retrieves a report by ID
+func (s *Store) GetReport(ctx context.Context, id uuid.UUID) (*Report, error) {
+	var report Report
+	var category, status string
+	var auditTrailJSON []byte
+
+	err := s.pool.QueryRow(ctx, `
+		SELECT
+			id, tenant_id, reference_number, access_key,
+			category, status, title, description,
+			is_anonymous, reporter_name, reporter_email, reporter_phone,
+			received_at, deadline_acknowledgment, deadline_feedback,
+			acknowledged_at, closed_at, assigned_to,
+			audit_trail, resolution,
+			created_at, updated_at
+		FROM whistleblower_reports WHERE id = $1
+	`, id).Scan(
+		&report.ID, &report.TenantID, &report.ReferenceNumber, &report.AccessKey,
+		&category, &status, &report.Title, &report.Description,
+		&report.IsAnonymous, &report.ReporterName, &report.ReporterEmail, &report.ReporterPhone,
+		&report.ReceivedAt, &report.DeadlineAcknowledgment, &report.DeadlineFeedback,
+		&report.AcknowledgedAt, &report.ClosedAt, &report.AssignedTo,
+		&auditTrailJSON, &report.Resolution,
+		&report.CreatedAt, &report.UpdatedAt,
+	)
+
+	if err == pgx.ErrNoRows {
+		return nil, nil
+	}
+	if err != nil {
+		return nil, err
+	}
+
+	report.Category = ReportCategory(category)
+	report.Status = ReportStatus(status)
+	json.Unmarshal(auditTrailJSON, &report.AuditTrail)
+
+	return &report, nil
+}
+
+// GetReportByAccessKey retrieves a report by its access key (for public anonymous access)
+func (s *Store) GetReportByAccessKey(ctx context.Context, accessKey string) (*Report, error) {
+	var id uuid.UUID
+	err := s.pool.QueryRow(ctx,
+		"SELECT id FROM whistleblower_reports WHERE access_key = $1",
+		accessKey,
+	).Scan(&id)
+
+	if err == pgx.ErrNoRows {
+		return nil, nil
+	}
+	if err != nil {
+		return nil, err
+	}
+
+	return s.GetReport(ctx, id)
+}
+
+// ListReports lists reports for a tenant with optional filters
+func (s *Store) ListReports(ctx context.Context, tenantID uuid.UUID, filters *ReportFilters) ([]Report, int, error) {
+	// Count total
+	countQuery := "SELECT COUNT(*) FROM whistleblower_reports WHERE tenant_id = $1"
+	countArgs := []interface{}{tenantID}
+	countArgIdx := 2
+
+	if filters != nil {
+		if filters.Status != "" {
+			countQuery += fmt.Sprintf(" AND status = $%d", countArgIdx)
+			countArgs = append(countArgs, string(filters.Status))
+			countArgIdx++
+		}
+		if filters.Category != "" {
+			countQuery += fmt.Sprintf(" AND category = $%d", countArgIdx)
+			countArgs = append(countArgs, string(filters.Category))
+			countArgIdx++
+		}
+	}
+
+	var total int
+	err := s.pool.QueryRow(ctx, countQuery, countArgs...).Scan(&total)
+	if err != nil {
+		return nil, 0, err
+	}
+
+	// Build data query
+	query := `
+		SELECT
+			id, tenant_id, reference_number, access_key,
+			category, status, title, description,
+			is_anonymous, reporter_name, reporter_email, reporter_phone,
+			received_at, deadline_acknowledgment, deadline_feedback,
+			acknowledged_at, closed_at, assigned_to,
+			audit_trail, resolution,
+			created_at, updated_at
+		FROM whistleblower_reports WHERE tenant_id = $1`
+
+	args := []interface{}{tenantID}
+	argIdx := 2
+
+	if filters != nil {
+		if filters.Status != "" {
+			query += fmt.Sprintf(" AND status = $%d", argIdx)
+			args = append(args, string(filters.Status))
+			argIdx++
+		}
+		if filters.Category != "" {
+			query += fmt.Sprintf(" AND category = $%d", argIdx)
+			args = append(args, string(filters.Category))
+			argIdx++
+		}
+	}
+
+	query += " ORDER BY created_at DESC"
+
+	if filters != nil && filters.Limit > 0 {
+		query += fmt.Sprintf(" LIMIT $%d", argIdx)
+		args = append(args, filters.Limit)
+		argIdx++
+
+		if filters.Offset > 0 {
+			query += fmt.Sprintf(" OFFSET $%d", argIdx)
+			args = append(args, filters.Offset)
+			argIdx++
+		}
+	}
+
+	rows, err := s.pool.Query(ctx, query, args...)
+	if err != nil {
+		return nil, 0, err
+	}
+	defer rows.Close()
+
+	var reports []Report
+	for rows.Next() {
+		var report Report
+		var category, status string
+		var auditTrailJSON []byte
+
+		err := rows.Scan(
+			&report.ID, &report.TenantID, &report.ReferenceNumber, &report.AccessKey,
+			&category, &status, &report.Title, &report.Description,
+			&report.IsAnonymous, &report.ReporterName, &report.ReporterEmail, &report.ReporterPhone,
+			&report.ReceivedAt, &report.DeadlineAcknowledgment, &report.DeadlineFeedback,
+			&report.AcknowledgedAt, &report.ClosedAt, &report.AssignedTo,
+			&auditTrailJSON, &report.Resolution,
+			&report.CreatedAt, &report.UpdatedAt,
+		)
+		if err != nil {
+			return nil, 0, err
+		}
+
+		report.Category = ReportCategory(category)
+		report.Status = ReportStatus(status)
+		json.Unmarshal(auditTrailJSON, &report.AuditTrail)
+
+		// Do not expose access key in list responses
+		report.AccessKey = ""
+
+		reports = append(reports, report)
+	}
+
+	return reports, total, nil
+}
+
+// UpdateReport updates a report
+func (s *Store) UpdateReport(ctx context.Context, report *Report) error {
+	report.UpdatedAt = time.Now().UTC()
+
+	auditTrailJSON, _ := json.Marshal(report.AuditTrail)
+
+	_, err := s.pool.Exec(ctx, `
+		UPDATE whistleblower_reports SET
+			category = $2, status = $3, title = $4, description = $5,
+			assigned_to = $6, audit_trail = $7, resolution = $8,
+			updated_at = $9
+		WHERE id = $1
+	`,
+		report.ID,
+		string(report.Category), string(report.Status), report.Title, report.Description,
+		report.AssignedTo, auditTrailJSON, report.Resolution,
+		report.UpdatedAt,
+	)
+
+	return err
+}
+
+// AcknowledgeReport acknowledges a report, setting acknowledged_at and adding an audit entry
+func (s *Store) AcknowledgeReport(ctx context.Context, id uuid.UUID, userID uuid.UUID) error {
+	report, err := s.GetReport(ctx, id)
+	if err != nil || report == nil {
+		return fmt.Errorf("report not found")
+	}
+
+	now := time.Now().UTC()
+	report.AcknowledgedAt = &now
+	report.Status = ReportStatusAcknowledged
+	report.UpdatedAt = now
+
+	report.AuditTrail = append(report.AuditTrail, AuditEntry{
+		Timestamp: now,
+		Action:    "report_acknowledged",
+		UserID:    userID.String(),
+		Details:   "Report acknowledged within HinSchG deadline",
+	})
+
+	auditTrailJSON, _ := json.Marshal(report.AuditTrail)
+
+	_, err = s.pool.Exec(ctx, `
+		UPDATE whistleblower_reports SET
+			status = $2, acknowledged_at = $3,
+			audit_trail = $4, updated_at = $5
+		WHERE id = $1
+	`,
+		id, string(ReportStatusAcknowledged), now,
+		auditTrailJSON, now,
+	)
+
+	return err
+}
+
+// CloseReport closes a report with a resolution
+func (s *Store) CloseReport(ctx context.Context, id uuid.UUID, userID uuid.UUID, resolution string) error {
+	report, err := s.GetReport(ctx, id)
+	if err != nil || report == nil {
+		return fmt.Errorf("report not found")
+	}
+
+	now := time.Now().UTC()
+	report.ClosedAt = &now
+	report.Status = ReportStatusClosed
+	report.Resolution = resolution
+	report.UpdatedAt = now
+
+	report.AuditTrail = append(report.AuditTrail, AuditEntry{
+		Timestamp: now,
+		Action:    "report_closed",
+		UserID:    userID.String(),
+		Details:   "Report closed with resolution: " + resolution,
+	})
+
+	auditTrailJSON, _ := json.Marshal(report.AuditTrail)
+
+	_, err = s.pool.Exec(ctx, `
+		UPDATE whistleblower_reports SET
+			status = $2, closed_at = $3, resolution = $4,
+			audit_trail = $5, updated_at = $6
+		WHERE id = $1
+	`,
+		id, string(ReportStatusClosed), now, resolution,
+		auditTrailJSON, now,
+	)
+
+	return err
+}
+
+// DeleteReport deletes a report and its related data (cascading via FK)
+func (s *Store) DeleteReport(ctx context.Context, id uuid.UUID) error {
+	_, err := s.pool.Exec(ctx, "DELETE FROM whistleblower_measures WHERE report_id = $1", id)
+	if err != nil {
+		return err
+	}
+	_, err = s.pool.Exec(ctx, "DELETE FROM whistleblower_messages WHERE report_id = $1", id)
+	if err != nil {
+		return err
+	}
+	_, err = s.pool.Exec(ctx, "DELETE FROM whistleblower_reports WHERE id = $1", id)
+	return err
+}
+
+// ============================================================================
+// Message Operations
+// ============================================================================
+
+// AddMessage adds an anonymous message to a report
+func (s *Store) AddMessage(ctx context.Context, msg *AnonymousMessage) error {
+	msg.ID = uuid.New()
+	msg.SentAt = time.Now().UTC()
+
+	_, err := s.pool.Exec(ctx, `
+		INSERT INTO whistleblower_messages (
+			id, report_id, direction, content, sent_at, read_at
+		) VALUES (
+			$1, $2, $3, $4, $5, $6
+		)
+	`,
+		msg.ID, msg.ReportID, string(msg.Direction), msg.Content, msg.SentAt, msg.ReadAt,
+	)
+
+	return err
+}
+
+// ListMessages lists messages for a report
+func (s *Store) ListMessages(ctx context.Context, reportID uuid.UUID) ([]AnonymousMessage, error) {
+	rows, err := s.pool.Query(ctx, `
+		SELECT
+			id, report_id, direction, content, sent_at, read_at
+		FROM whistleblower_messages WHERE report_id = $1
+		ORDER BY sent_at ASC
+	`, reportID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	var messages []AnonymousMessage
+	for rows.Next() {
+		var msg AnonymousMessage
+		var direction string
+
+		err := rows.Scan(
+			&msg.ID, &msg.ReportID, &direction, &msg.Content, &msg.SentAt, &msg.ReadAt,
+		)
+		if err != nil {
+			return nil, err
+		}
+
+		msg.Direction = MessageDirection(direction)
+		messages = append(messages, msg)
+	}
+
+	return messages, nil
+}
+
+// ============================================================================
+// Measure Operations
+// ============================================================================
+
+// AddMeasure adds a corrective measure to a report
+func (s *Store) AddMeasure(ctx context.Context, measure *Measure) error {
+	measure.ID = uuid.New()
+	measure.CreatedAt = time.Now().UTC()
+	if measure.Status == "" {
+		measure.Status = MeasureStatusPlanned
+	}
+
+	_, err := s.pool.Exec(ctx, `
+		INSERT INTO whistleblower_measures (
+			id, report_id, title, description, status,
+			responsible, due_date, completed_at, created_at
+		) VALUES (
+			$1, $2, $3, $4, $5,
+			$6, $7, $8, $9
+		)
+	`,
+		measure.ID, measure.ReportID, measure.Title, measure.Description, string(measure.Status),
+		measure.Responsible, measure.DueDate, measure.CompletedAt, measure.CreatedAt,
+	)
+
+	return err
+}
+
+// ListMeasures lists measures for a report
+func (s *Store) ListMeasures(ctx context.Context, reportID uuid.UUID) ([]Measure, error) {
+	rows, err := s.pool.Query(ctx, `
+		SELECT
+			id, report_id, title, description, status,
+			responsible, due_date, completed_at, created_at
+		FROM whistleblower_measures WHERE report_id = $1
+		ORDER BY created_at ASC
+	`, reportID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	var measures []Measure
+	for rows.Next() {
+		var m Measure
+		var status string
+
+		err := rows.Scan(
+			&m.ID, &m.ReportID, &m.Title, &m.Description, &status,
+			&m.Responsible, &m.DueDate, &m.CompletedAt, &m.CreatedAt,
+		)
+		if err != nil {
+			return nil, err
+		}
+
+		m.Status = MeasureStatus(status)
+		measures = append(measures, m)
+	}
+
+	return measures, nil
+}
+
+// UpdateMeasure updates a measure
+func (s *Store) UpdateMeasure(ctx context.Context, measure *Measure) error {
+	_, err := s.pool.Exec(ctx, `
+		UPDATE whistleblower_measures SET
+			title = $2, description = $3, status = $4,
+			responsible = $5, due_date = $6, completed_at = $7
+		WHERE id = $1
+	`,
+		measure.ID,
+		measure.Title, measure.Description, string(measure.Status),
+		measure.Responsible, measure.DueDate, measure.CompletedAt,
+	)
+
+	return err
+}
+
+// ============================================================================
+// Statistics
+// ============================================================================
+
+// GetStatistics returns aggregated whistleblower statistics for a tenant
+func (s *Store) GetStatistics(ctx context.Context, tenantID uuid.UUID) (*WhistleblowerStatistics, error) {
+	stats := &WhistleblowerStatistics{
+		ByStatus:   make(map[string]int),
+		ByCategory: make(map[string]int),
+	}
+
+	// Total reports
+	s.pool.QueryRow(ctx,
+		"SELECT COUNT(*) FROM whistleblower_reports WHERE tenant_id = $1",
+		tenantID).Scan(&stats.TotalReports)
+
+	// By status
+	rows, err := s.pool.Query(ctx,
+		"SELECT status, COUNT(*) FROM whistleblower_reports WHERE tenant_id = $1 GROUP BY status",
+		tenantID)
+	if err == nil {
+		defer rows.Close()
+		for rows.Next() {
+			var status string
+			var count int
+			rows.Scan(&status, &count)
+			stats.ByStatus[status] = count
+		}
+	}
+
+	// By category
+	rows, err = s.pool.Query(ctx,
+		"SELECT category, COUNT(*) FROM whistleblower_reports WHERE tenant_id = $1 GROUP BY category",
+		tenantID)
+	if err == nil {
+		defer rows.Close()
+		for rows.Next() {
+			var category string
+			var count int
+			rows.Scan(&category, &count)
+			stats.ByCategory[category] = count
+		}
+	}
+
+	// Overdue acknowledgments: reports past deadline_acknowledgment that haven't been acknowledged
+	s.pool.QueryRow(ctx, `
+		SELECT COUNT(*) FROM whistleblower_reports
+		WHERE tenant_id = $1
+			AND acknowledged_at IS NULL
+			AND status = 'new'
+			AND deadline_acknowledgment < NOW()
+	`, tenantID).Scan(&stats.OverdueAcknowledgments)
+
+	// Overdue feedbacks: reports past deadline_feedback that are still open
+	s.pool.QueryRow(ctx, `
+		SELECT COUNT(*) FROM whistleblower_reports
+		WHERE tenant_id = $1
+			AND closed_at IS NULL
+			AND status NOT IN ('closed', 'rejected')
+			AND deadline_feedback < NOW()
+	`, tenantID).Scan(&stats.OverdueFeedbacks)
+
+	// Average resolution days (for closed reports)
+	s.pool.QueryRow(ctx, `
+		SELECT COALESCE(AVG(EXTRACT(EPOCH FROM (closed_at - received_at)) / 86400), 0)
+		FROM whistleblower_reports
+		WHERE tenant_id = $1 AND closed_at IS NOT NULL
+	`, tenantID).Scan(&stats.AvgResolutionDays)
+
+	return stats, nil
+}
+
+// ============================================================================
+// Sequence Number
+// ============================================================================
+
+// GetNextSequenceNumber gets and increments the sequence number for reference number generation
+func (s *Store) GetNextSequenceNumber(ctx context.Context, tenantID uuid.UUID, year int) (int, error) {
+	var seq int
+
+	err := s.pool.QueryRow(ctx, `
+		INSERT INTO whistleblower_sequences (tenant_id, year, last_sequence)
+		VALUES ($1, $2, 1)
+		ON CONFLICT (tenant_id, year) DO UPDATE SET
+			last_sequence = whistleblower_sequences.last_sequence + 1
+		RETURNING last_sequence
+	`, tenantID, year).Scan(&seq)
+
+	if err != nil {
+		return 0, err
+	}
+
+	return seq, nil
+}