feat: 7 Analyse-Module auf 100% — Backend-Endpoints, DB-Model, Frontend-Persistenz

Alle 7 Analyse-Module (Requirements → Report) von ~80% auf 100% gebracht:
- Modul 1 (Requirements): POST/DELETE Endpoints + Frontend-Anbindung + Rollback
- Modul 2 (Controls): Evidence-Linking UI mit Validity-Badge
- Modul 3 (Evidence): Pagination (Frontend + Backend)
- Modul 4 (Risk Matrix): Mitigation-UI, Residual Risk, Status-Workflow
- Modul 5 (AI Act): AISystemDB Model, 6 CRUD-Endpoints, Backend-Persistenz
- Modul 6 (Audit Checklist): PDF-Download + Session-History
- Modul 7 (Audit Report): Detail-Seite mit Checklist Sign-Off + Navigation

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

admin-compliance/app/(sdk)/sdk/audit-report/page.tsx

@@ -7,6 +7,7 @@
  */
 
 import { useState, useEffect } from 'react'
+import { useRouter } from 'next/navigation'
 import { useSDK } from '@/lib/sdk'
 import { StepHeader, STEP_EXPLANATIONS } from '@/components/sdk/StepHeader'
 
@@ -37,6 +38,7 @@ const REGULATIONS = [
 
 export default function AuditReportPage() {
   const { state } = useSDK()
+  const router = useRouter()
   const [sessions, setSessions] = useState<AuditSession[]>([])
   const [loading, setLoading] = useState(true)
   const [error, setError] = useState<string | null>(null)
@@ -257,7 +259,7 @@ export default function AuditReportPage() {
           ) : (
             <div className="space-y-4">
               {sessions.map((session) => (
-                <div key={session.id} className="bg-white rounded-xl border border-slate-200 p-6">
+                <div key={session.id} className="bg-white rounded-xl border border-slate-200 p-6 cursor-pointer hover:border-purple-300 transition-colors" onClick={() => router.push(`/sdk/audit-report/${session.id}`)}>
                   <div className="flex items-start justify-between mb-4">
                     <div>
                       <div className="flex items-center gap-3">