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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>
2026-02-13 21:12:16 +01:00

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OCR Labeling
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OCR Compare
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4.1 KI-Bild generieren
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<span class="md-ellipsis">
4.2 Worksheet speichern
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<a href="#43-worksheet-laden" class="md-nav__link">
<span class="md-ellipsis">
4.3 Worksheet laden
</span>
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<span class="md-ellipsis">
4.4 PDF exportieren
</span>
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4.5 Worksheets auflisten
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5. Komponenten
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5.1 FabricCanvas
</span>
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5.2 EditorToolbar
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5.3 PropertiesPanel
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5.4 WorksheetContext
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6.1 WorksheetDocument
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<span class="md-ellipsis">
6.2 WorksheetPage
</span>
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6.3 PageFormat
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7.1 Undo/Redo
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7.2 Grid &amp; Snap
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7.3 Export
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7.4 Speicherung
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8. KI-Bildgenerierung
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8.1 Ollama Integration
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8.2 Placeholder-System
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8.3 Stil-Prompts
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9. Glassmorphism Design
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10. Internationalisierung
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11. Sicherheit
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11.1 Bild-Upload
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11.2 CORS
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12. Deployment
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12.1 Frontend
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12.2 Backend
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12.3 Docker
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13. Zukünftige Erweiterungen
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Voice-Service
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Agent-Core
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Architektur
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Auditor Dokumentation
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1.1 Hauptfunktionen
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1.2 Technologie-Stack
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2. Architektur
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3. Dateistruktur
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3.1 Frontend (studio-v2)
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3.2 Backend (klausur-service)
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4. API Endpoints
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4.1 KI-Bild generieren
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4.2 Worksheet speichern
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4.3 Worksheet laden
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4.4 PDF exportieren
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4.5 Worksheets auflisten
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5.1 FabricCanvas
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5.2 EditorToolbar
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5.3 PropertiesPanel
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5.4 WorksheetContext
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6.1 WorksheetDocument
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6.2 WorksheetPage
</span>
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6.3 PageFormat
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7.1 Undo/Redo
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7.2 Grid &amp; Snap
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7.3 Export
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7.4 Speicherung
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8. KI-Bildgenerierung
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8.1 Ollama Integration
</span>
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8.2 Placeholder-System
</span>
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8.3 Stil-Prompts
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9. Glassmorphism Design
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10. Internationalisierung
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11. Sicherheit
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11.1 Bild-Upload
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11.2 CORS
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12.1 Frontend
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12.2 Backend
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12.3 Docker
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13. Zukünftige Erweiterungen
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<div class="md-content" data-md-component="content">
<article class="md-content__inner md-typeset">
<h1 id="visual-worksheet-editor-architecture-documentation">Visual Worksheet Editor - Architecture Documentation<a class="headerlink" href="#visual-worksheet-editor-architecture-documentation" title="Permanent link">&para;</a></h1>
<p><strong>Version:</strong> 1.0
<strong>Status:</strong> Implementiert</p>
<h2 id="1-ubersicht">1. Übersicht<a class="headerlink" href="#1-ubersicht" title="Permanent link">&para;</a></h2>
<p>Der Visual Worksheet Editor ist ein Canvas-basierter Editor für die Erstellung und Bearbeitung von Arbeitsblättern. Er ermöglicht Lehrern, eingescannte Arbeitsblätter originalgetreu zu rekonstruieren oder neue Arbeitsblätter visuell zu gestalten.</p>
<h3 id="11-hauptfunktionen">1.1 Hauptfunktionen<a class="headerlink" href="#11-hauptfunktionen" title="Permanent link">&para;</a></h3>
<ul>
<li><strong>Canvas-basiertes Editieren</strong> mit Fabric.js</li>
<li><strong>Freie Positionierung</strong> von Text, Bildern und Formen</li>
<li><strong>Typografie-Steuerung</strong> (Schriftarten, Größen, Stile)</li>
<li><strong>Bilder &amp; Grafiken</strong> hochladen und einfügen</li>
<li><strong>KI-generierte Bilder</strong> via Ollama/Stable Diffusion</li>
<li><strong>PDF/Bild-Export</strong> für Druck und digitale Nutzung</li>
<li><strong>Mehrseitige Dokumente</strong> mit Seitennavigation</li>
</ul>
<h3 id="12-technologie-stack">1.2 Technologie-Stack<a class="headerlink" href="#12-technologie-stack" title="Permanent link">&para;</a></h3>
<table>
<thead>
<tr>
<th>Komponente</th>
<th>Technologie</th>
<th>Lizenz</th>
</tr>
</thead>
<tbody>
<tr>
<td>Canvas-Bibliothek</td>
<td>Fabric.js 6.x</td>
<td>MIT</td>
</tr>
<tr>
<td>PDF-Export</td>
<td>pdf-lib 1.17.x</td>
<td>MIT</td>
</tr>
<tr>
<td>Frontend</td>
<td>Next.js / React</td>
<td>MIT</td>
</tr>
<tr>
<td>Backend API</td>
<td>FastAPI</td>
<td>MIT</td>
</tr>
<tr>
<td>KI-Bilder</td>
<td>Ollama + Stable Diffusion</td>
<td>Apache 2.0 / MIT</td>
</tr>
</tbody>
</table>
<h2 id="2-architektur">2. Architektur<a class="headerlink" href="#2-architektur" title="Permanent link">&para;</a></h2>
<div class="highlight"><pre><span></span><code><a id="__codelineno-0-1" name="__codelineno-0-1" href="#__codelineno-0-1"></a>┌──────────────────────────────────────────────────────────────────────┐
<a id="__codelineno-0-2" name="__codelineno-0-2" href="#__codelineno-0-2"></a>│ Frontend (studio-v2 / Next.js) │
<a id="__codelineno-0-3" name="__codelineno-0-3" href="#__codelineno-0-3"></a>│ /studio-v2/app/worksheet-editor/page.tsx │
<a id="__codelineno-0-4" name="__codelineno-0-4" href="#__codelineno-0-4"></a>│ │
<a id="__codelineno-0-5" name="__codelineno-0-5" href="#__codelineno-0-5"></a>│ ┌─────────────┐ ┌────────────────────────────┐ ┌────────────────┐ │
<a id="__codelineno-0-6" name="__codelineno-0-6" href="#__codelineno-0-6"></a>│ │ Toolbar │ │ Fabric.js Canvas │ │ Properties │ │
<a id="__codelineno-0-7" name="__codelineno-0-7" href="#__codelineno-0-7"></a>│ │ (Links) │ │ (Mitte - 60%) │ │ Panel │ │
<a id="__codelineno-0-8" name="__codelineno-0-8" href="#__codelineno-0-8"></a>│ │ │ │ │ │ (Rechts) │ │
<a id="__codelineno-0-9" name="__codelineno-0-9" href="#__codelineno-0-9"></a>│ │ - Select │ │ ┌──────────────────────┐ │ │ │ │
<a id="__codelineno-0-10" name="__codelineno-0-10" href="#__codelineno-0-10"></a>│ │ - Text │ │ │ │ │ │ - Schriftart │ │
<a id="__codelineno-0-11" name="__codelineno-0-11" href="#__codelineno-0-11"></a>│ │ - Formen │ │ │ A4 Arbeitsfläche │ │ │ - Größe │ │
<a id="__codelineno-0-12" name="__codelineno-0-12" href="#__codelineno-0-12"></a>│ │ - Bilder │ │ │ mit Grid │ │ │ - Farbe │ │
<a id="__codelineno-0-13" name="__codelineno-0-13" href="#__codelineno-0-13"></a>│ │ - KI-Bild │ │ │ │ │ │ - Position │ │
<a id="__codelineno-0-14" name="__codelineno-0-14" href="#__codelineno-0-14"></a>│ │ - Tabelle │ │ └──────────────────────┘ │ │ - Ebene │ │
<a id="__codelineno-0-15" name="__codelineno-0-15" href="#__codelineno-0-15"></a>│ └─────────────┘ └────────────────────────────┘ └────────────────┘ │
<a id="__codelineno-0-16" name="__codelineno-0-16" href="#__codelineno-0-16"></a>│ │
<a id="__codelineno-0-17" name="__codelineno-0-17" href="#__codelineno-0-17"></a>│ ┌────────────────────────────────────────────────────────────────┐ │
<a id="__codelineno-0-18" name="__codelineno-0-18" href="#__codelineno-0-18"></a>│ │ Seiten-Navigation | Zoom | Grid | Export PDF │ │
<a id="__codelineno-0-19" name="__codelineno-0-19" href="#__codelineno-0-19"></a>│ └────────────────────────────────────────────────────────────────┘ │
<a id="__codelineno-0-20" name="__codelineno-0-20" href="#__codelineno-0-20"></a>└──────────────────────────────────────────────────────────────────────┘
<a id="__codelineno-0-21" name="__codelineno-0-21" href="#__codelineno-0-21"></a> │
<a id="__codelineno-0-22" name="__codelineno-0-22" href="#__codelineno-0-22"></a> ▼
<a id="__codelineno-0-23" name="__codelineno-0-23" href="#__codelineno-0-23"></a>┌──────────────────────────────────────────────────────────────────────┐
<a id="__codelineno-0-24" name="__codelineno-0-24" href="#__codelineno-0-24"></a>│ klausur-service (FastAPI - Port 8086) │
<a id="__codelineno-0-25" name="__codelineno-0-25" href="#__codelineno-0-25"></a>│ POST /api/v1/worksheet/ai-image → Bild via Ollama generieren │
<a id="__codelineno-0-26" name="__codelineno-0-26" href="#__codelineno-0-26"></a>│ POST /api/v1/worksheet/save → Worksheet speichern │
<a id="__codelineno-0-27" name="__codelineno-0-27" href="#__codelineno-0-27"></a>│ GET /api/v1/worksheet/{id} → Worksheet laden │
<a id="__codelineno-0-28" name="__codelineno-0-28" href="#__codelineno-0-28"></a>│ POST /api/v1/worksheet/export-pdf → PDF generieren │
<a id="__codelineno-0-29" name="__codelineno-0-29" href="#__codelineno-0-29"></a>└──────────────────────────────────────────────────────────────────────┘
<a id="__codelineno-0-30" name="__codelineno-0-30" href="#__codelineno-0-30"></a> │
<a id="__codelineno-0-31" name="__codelineno-0-31" href="#__codelineno-0-31"></a> ▼
<a id="__codelineno-0-32" name="__codelineno-0-32" href="#__codelineno-0-32"></a>┌──────────────────────────────────────────────────────────────────────┐
<a id="__codelineno-0-33" name="__codelineno-0-33" href="#__codelineno-0-33"></a>│ Ollama (Port 11434) │
<a id="__codelineno-0-34" name="__codelineno-0-34" href="#__codelineno-0-34"></a>│ Model: stable-diffusion oder kompatibles Text-to-Image Modell │
<a id="__codelineno-0-35" name="__codelineno-0-35" href="#__codelineno-0-35"></a>│ Text-to-Image für KI-generierte Grafiken │
<a id="__codelineno-0-36" name="__codelineno-0-36" href="#__codelineno-0-36"></a>└──────────────────────────────────────────────────────────────────────┘
</code></pre></div>
<h2 id="3-dateistruktur">3. Dateistruktur<a class="headerlink" href="#3-dateistruktur" title="Permanent link">&para;</a></h2>
<h3 id="31-frontend-studio-v2">3.1 Frontend (studio-v2)<a class="headerlink" href="#31-frontend-studio-v2" title="Permanent link">&para;</a></h3>
<div class="highlight"><pre><span></span><code><a id="__codelineno-1-1" name="__codelineno-1-1" href="#__codelineno-1-1"></a>/studio-v2/
<a id="__codelineno-1-2" name="__codelineno-1-2" href="#__codelineno-1-2"></a>├── app/
<a id="__codelineno-1-3" name="__codelineno-1-3" href="#__codelineno-1-3"></a>│ └── worksheet-editor/
<a id="__codelineno-1-4" name="__codelineno-1-4" href="#__codelineno-1-4"></a>│ ├── page.tsx # Haupt-Editor-Seite
<a id="__codelineno-1-5" name="__codelineno-1-5" href="#__codelineno-1-5"></a>│ └── types.ts # TypeScript Interfaces
<a id="__codelineno-1-6" name="__codelineno-1-6" href="#__codelineno-1-6"></a>│
<a id="__codelineno-1-7" name="__codelineno-1-7" href="#__codelineno-1-7"></a>├── components/
<a id="__codelineno-1-8" name="__codelineno-1-8" href="#__codelineno-1-8"></a>│ └── worksheet-editor/
<a id="__codelineno-1-9" name="__codelineno-1-9" href="#__codelineno-1-9"></a>│ ├── index.ts # Exports
<a id="__codelineno-1-10" name="__codelineno-1-10" href="#__codelineno-1-10"></a>│ ├── FabricCanvas.tsx # Fabric.js Canvas Wrapper
<a id="__codelineno-1-11" name="__codelineno-1-11" href="#__codelineno-1-11"></a>│ ├── EditorToolbar.tsx # Werkzeugleiste (links)
<a id="__codelineno-1-12" name="__codelineno-1-12" href="#__codelineno-1-12"></a>│ ├── PropertiesPanel.tsx # Eigenschaften-Panel (rechts)
<a id="__codelineno-1-13" name="__codelineno-1-13" href="#__codelineno-1-13"></a>│ ├── AIImageGenerator.tsx # KI-Bild Generator Modal
<a id="__codelineno-1-14" name="__codelineno-1-14" href="#__codelineno-1-14"></a>│ ├── CanvasControls.tsx # Zoom, Grid, Seiten
<a id="__codelineno-1-15" name="__codelineno-1-15" href="#__codelineno-1-15"></a>│ ├── ExportPanel.tsx # PDF/Bild Export
<a id="__codelineno-1-16" name="__codelineno-1-16" href="#__codelineno-1-16"></a>│ └── PageNavigator.tsx # Mehrseitige Dokumente
<a id="__codelineno-1-17" name="__codelineno-1-17" href="#__codelineno-1-17"></a>│
<a id="__codelineno-1-18" name="__codelineno-1-18" href="#__codelineno-1-18"></a>├── lib/
<a id="__codelineno-1-19" name="__codelineno-1-19" href="#__codelineno-1-19"></a>│ └── worksheet-editor/
<a id="__codelineno-1-20" name="__codelineno-1-20" href="#__codelineno-1-20"></a>│ ├── index.ts # Exports
<a id="__codelineno-1-21" name="__codelineno-1-21" href="#__codelineno-1-21"></a>│ └── WorksheetContext.tsx # State Management
</code></pre></div>
<h3 id="32-backend-klausur-service">3.2 Backend (klausur-service)<a class="headerlink" href="#32-backend-klausur-service" title="Permanent link">&para;</a></h3>
<div class="highlight"><pre><span></span><code><a id="__codelineno-2-1" name="__codelineno-2-1" href="#__codelineno-2-1"></a>/klausur-service/backend/
<a id="__codelineno-2-2" name="__codelineno-2-2" href="#__codelineno-2-2"></a>├── worksheet_editor_api.py # API Endpoints
<a id="__codelineno-2-3" name="__codelineno-2-3" href="#__codelineno-2-3"></a>└── main.py # Router-Registrierung
</code></pre></div>
<h2 id="4-api-endpoints">4. API Endpoints<a class="headerlink" href="#4-api-endpoints" title="Permanent link">&para;</a></h2>
<h3 id="41-ki-bild-generieren">4.1 KI-Bild generieren<a class="headerlink" href="#41-ki-bild-generieren" title="Permanent link">&para;</a></h3>
<div class="highlight"><pre><span></span><code><a id="__codelineno-3-1" name="__codelineno-3-1" href="#__codelineno-3-1"></a><span class="err">POST /api/v1/worksheet/ai-image</span>
<a id="__codelineno-3-2" name="__codelineno-3-2" href="#__codelineno-3-2"></a><span class="err">Content-Type: application/json</span>
<a id="__codelineno-3-3" name="__codelineno-3-3" href="#__codelineno-3-3"></a>
<a id="__codelineno-3-4" name="__codelineno-3-4" href="#__codelineno-3-4"></a><span class="err">{</span>
<a id="__codelineno-3-5" name="__codelineno-3-5" href="#__codelineno-3-5"></a><span class="err"> &quot;prompt&quot;: &quot;Ein freundlicher Cartoon-Hund der ein Buch liest&quot;,</span>
<a id="__codelineno-3-6" name="__codelineno-3-6" href="#__codelineno-3-6"></a><span class="err"> &quot;style&quot;: &quot;cartoon&quot;,</span>
<a id="__codelineno-3-7" name="__codelineno-3-7" href="#__codelineno-3-7"></a><span class="err"> &quot;width&quot;: 512,</span>
<a id="__codelineno-3-8" name="__codelineno-3-8" href="#__codelineno-3-8"></a><span class="err"> &quot;height&quot;: 512</span>
<a id="__codelineno-3-9" name="__codelineno-3-9" href="#__codelineno-3-9"></a><span class="err">}</span>
</code></pre></div>
<p><strong>Response:</strong>
<div class="highlight"><pre><span></span><code><a id="__codelineno-4-1" name="__codelineno-4-1" href="#__codelineno-4-1"></a><span class="p">{</span>
<a id="__codelineno-4-2" name="__codelineno-4-2" href="#__codelineno-4-2"></a><span class="w"> </span><span class="nt">&quot;image_base64&quot;</span><span class="p">:</span><span class="w"> </span><span class="s2">&quot;data:image/png;base64,...&quot;</span><span class="p">,</span>
<a id="__codelineno-4-3" name="__codelineno-4-3" href="#__codelineno-4-3"></a><span class="w"> </span><span class="nt">&quot;prompt_used&quot;</span><span class="p">:</span><span class="w"> </span><span class="s2">&quot;...&quot;</span><span class="p">,</span>
<a id="__codelineno-4-4" name="__codelineno-4-4" href="#__codelineno-4-4"></a><span class="w"> </span><span class="nt">&quot;error&quot;</span><span class="p">:</span><span class="w"> </span><span class="kc">null</span>
<a id="__codelineno-4-5" name="__codelineno-4-5" href="#__codelineno-4-5"></a><span class="p">}</span>
</code></pre></div></p>
<p><strong>Styles:</strong>
- <code>realistic</code> - Fotorealistisch
- <code>cartoon</code> - Cartoon/Comic
- <code>sketch</code> - Handgezeichnete Skizze
- <code>clipart</code> - Einfache Clipart-Grafiken
- <code>educational</code> - Bildungs-Illustrationen</p>
<h3 id="42-worksheet-speichern">4.2 Worksheet speichern<a class="headerlink" href="#42-worksheet-speichern" title="Permanent link">&para;</a></h3>
<div class="highlight"><pre><span></span><code><a id="__codelineno-5-1" name="__codelineno-5-1" href="#__codelineno-5-1"></a><span class="err">POST /api/v1/worksheet/save</span>
<a id="__codelineno-5-2" name="__codelineno-5-2" href="#__codelineno-5-2"></a><span class="err">Content-Type: application/json</span>
<a id="__codelineno-5-3" name="__codelineno-5-3" href="#__codelineno-5-3"></a>
<a id="__codelineno-5-4" name="__codelineno-5-4" href="#__codelineno-5-4"></a><span class="err">{</span>
<a id="__codelineno-5-5" name="__codelineno-5-5" href="#__codelineno-5-5"></a><span class="err"> &quot;id&quot;: &quot;optional-existing-id&quot;,</span>
<a id="__codelineno-5-6" name="__codelineno-5-6" href="#__codelineno-5-6"></a><span class="err"> &quot;title&quot;: &quot;Englisch Vokabeln Unit 3&quot;,</span>
<a id="__codelineno-5-7" name="__codelineno-5-7" href="#__codelineno-5-7"></a><span class="err"> &quot;pages&quot;: [</span>
<a id="__codelineno-5-8" name="__codelineno-5-8" href="#__codelineno-5-8"></a><span class="err"> { &quot;id&quot;: &quot;page_1&quot;, &quot;index&quot;: 0, &quot;canvasJSON&quot;: &quot;{...}&quot; }</span>
<a id="__codelineno-5-9" name="__codelineno-5-9" href="#__codelineno-5-9"></a><span class="err"> ],</span>
<a id="__codelineno-5-10" name="__codelineno-5-10" href="#__codelineno-5-10"></a><span class="err"> &quot;pageFormat&quot;: {</span>
<a id="__codelineno-5-11" name="__codelineno-5-11" href="#__codelineno-5-11"></a><span class="err"> &quot;width&quot;: 210,</span>
<a id="__codelineno-5-12" name="__codelineno-5-12" href="#__codelineno-5-12"></a><span class="err"> &quot;height&quot;: 297,</span>
<a id="__codelineno-5-13" name="__codelineno-5-13" href="#__codelineno-5-13"></a><span class="err"> &quot;orientation&quot;: &quot;portrait&quot;</span>
<a id="__codelineno-5-14" name="__codelineno-5-14" href="#__codelineno-5-14"></a><span class="err"> }</span>
<a id="__codelineno-5-15" name="__codelineno-5-15" href="#__codelineno-5-15"></a><span class="err">}</span>
</code></pre></div>
<h3 id="43-worksheet-laden">4.3 Worksheet laden<a class="headerlink" href="#43-worksheet-laden" title="Permanent link">&para;</a></h3>
<div class="highlight"><pre><span></span><code><a id="__codelineno-6-1" name="__codelineno-6-1" href="#__codelineno-6-1"></a><span class="err">GET /api/v1/worksheet/{id}</span>
</code></pre></div>
<h3 id="44-pdf-exportieren">4.4 PDF exportieren<a class="headerlink" href="#44-pdf-exportieren" title="Permanent link">&para;</a></h3>
<div class="highlight"><pre><span></span><code><a id="__codelineno-7-1" name="__codelineno-7-1" href="#__codelineno-7-1"></a><span class="err">POST /api/v1/worksheet/{id}/export-pdf</span>
</code></pre></div>
<p><strong>Response:</strong> PDF-Datei als Download</p>
<h3 id="45-worksheets-auflisten">4.5 Worksheets auflisten<a class="headerlink" href="#45-worksheets-auflisten" title="Permanent link">&para;</a></h3>
<div class="highlight"><pre><span></span><code><a id="__codelineno-8-1" name="__codelineno-8-1" href="#__codelineno-8-1"></a><span class="err">GET /api/v1/worksheet/list/all</span>
</code></pre></div>
<h2 id="5-komponenten">5. Komponenten<a class="headerlink" href="#5-komponenten" title="Permanent link">&para;</a></h2>
<h3 id="51-fabriccanvas">5.1 FabricCanvas<a class="headerlink" href="#51-fabriccanvas" title="Permanent link">&para;</a></h3>
<p>Die Kernkomponente für den Canvas-Bereich:</p>
<ul>
<li><strong>A4-Format</strong>: 794 x 1123 Pixel (96 DPI)</li>
<li><strong>Grid-Overlay</strong>: Optionales Raster mit Snap-Funktion</li>
<li><strong>Zoom/Pan</strong>: Mausrad und Controls</li>
<li><strong>Selection</strong>: Einzel- und Mehrfachauswahl</li>
<li><strong>Keyboard Shortcuts</strong>: Del, Ctrl+C/V/Z/D</li>
</ul>
<h3 id="52-editortoolbar">5.2 EditorToolbar<a class="headerlink" href="#52-editortoolbar" title="Permanent link">&para;</a></h3>
<p>Werkzeuge für die Bearbeitung:</p>
<table>
<thead>
<tr>
<th>Icon</th>
<th>Tool</th>
<th>Beschreibung</th>
</tr>
</thead>
<tbody>
<tr>
<td>🖱️</td>
<td>Select</td>
<td>Elemente auswählen/verschieben</td>
</tr>
<tr>
<td>T</td>
<td>Text</td>
<td>Text hinzufügen (IText)</td>
</tr>
<tr>
<td>▭</td>
<td>Rechteck</td>
<td>Rechteck zeichnen</td>
</tr>
<tr>
<td>○</td>
<td>Kreis</td>
<td>Kreis/Ellipse zeichnen</td>
</tr>
<tr>
<td>―</td>
<td>Linie</td>
<td>Linie zeichnen</td>
</tr>
<tr>
<td>→</td>
<td>Pfeil</td>
<td>Pfeil zeichnen</td>
</tr>
<tr>
<td>🖼️</td>
<td>Bild</td>
<td>Bild hochladen</td>
</tr>
<tr>
<td>✨</td>
<td>KI-Bild</td>
<td>Bild mit KI generieren</td>
</tr>
<tr>
<td>⊞</td>
<td>Tabelle</td>
<td>Tabelle einfügen</td>
</tr>
</tbody>
</table>
<h3 id="53-propertiespanel">5.3 PropertiesPanel<a class="headerlink" href="#53-propertiespanel" title="Permanent link">&para;</a></h3>
<p>Eigenschaften-Editor für ausgewählte Objekte:</p>
<p><strong>Text-Eigenschaften:</strong>
- Schriftart (Arial, Times, Georgia, OpenDyslexic, Schulschrift)
- Schriftgröße (8-120pt)
- Schriftstil (Normal, Fett, Kursiv)
- Zeilenhöhe, Zeichenabstand
- Textausrichtung
- Textfarbe</p>
<p><strong>Form-Eigenschaften:</strong>
- Füllfarbe
- Rahmenfarbe und -stärke
- Eckenradius</p>
<p><strong>Allgemein:</strong>
- Deckkraft
- Löschen-Button</p>
<h3 id="54-worksheetcontext">5.4 WorksheetContext<a class="headerlink" href="#54-worksheetcontext" title="Permanent link">&para;</a></h3>
<p>React Context für globalen State:</p>
<div class="highlight"><pre><span></span><code><a id="__codelineno-9-1" name="__codelineno-9-1" href="#__codelineno-9-1"></a><span class="kd">interface</span><span class="w"> </span><span class="nx">WorksheetContextType</span><span class="w"> </span><span class="p">{</span>
<a id="__codelineno-9-2" name="__codelineno-9-2" href="#__codelineno-9-2"></a><span class="w"> </span><span class="nx">canvas</span><span class="o">:</span><span class="w"> </span><span class="kt">Canvas</span><span class="w"> </span><span class="o">|</span><span class="w"> </span><span class="kc">null</span>
<a id="__codelineno-9-3" name="__codelineno-9-3" href="#__codelineno-9-3"></a><span class="w"> </span><span class="nx">document</span><span class="o">:</span><span class="w"> </span><span class="kt">WorksheetDocument</span><span class="w"> </span><span class="o">|</span><span class="w"> </span><span class="kc">null</span>
<a id="__codelineno-9-4" name="__codelineno-9-4" href="#__codelineno-9-4"></a><span class="w"> </span><span class="nx">activeTool</span><span class="o">:</span><span class="w"> </span><span class="kt">EditorTool</span>
<a id="__codelineno-9-5" name="__codelineno-9-5" href="#__codelineno-9-5"></a><span class="w"> </span><span class="nx">selectedObjects</span><span class="o">:</span><span class="w"> </span><span class="kt">FabricObject</span><span class="p">[]</span>
<a id="__codelineno-9-6" name="__codelineno-9-6" href="#__codelineno-9-6"></a><span class="w"> </span><span class="nx">zoom</span><span class="o">:</span><span class="w"> </span><span class="kt">number</span>
<a id="__codelineno-9-7" name="__codelineno-9-7" href="#__codelineno-9-7"></a><span class="w"> </span><span class="nx">showGrid</span><span class="o">:</span><span class="w"> </span><span class="kt">boolean</span>
<a id="__codelineno-9-8" name="__codelineno-9-8" href="#__codelineno-9-8"></a><span class="w"> </span><span class="nx">snapToGrid</span><span class="o">:</span><span class="w"> </span><span class="kt">boolean</span>
<a id="__codelineno-9-9" name="__codelineno-9-9" href="#__codelineno-9-9"></a><span class="w"> </span><span class="nx">currentPageIndex</span><span class="o">:</span><span class="w"> </span><span class="kt">number</span>
<a id="__codelineno-9-10" name="__codelineno-9-10" href="#__codelineno-9-10"></a><span class="w"> </span><span class="nx">canUndo</span><span class="o">:</span><span class="w"> </span><span class="kt">boolean</span>
<a id="__codelineno-9-11" name="__codelineno-9-11" href="#__codelineno-9-11"></a><span class="w"> </span><span class="nx">canRedo</span><span class="o">:</span><span class="w"> </span><span class="kt">boolean</span>
<a id="__codelineno-9-12" name="__codelineno-9-12" href="#__codelineno-9-12"></a><span class="w"> </span><span class="nx">isDirty</span><span class="o">:</span><span class="w"> </span><span class="kt">boolean</span>
<a id="__codelineno-9-13" name="__codelineno-9-13" href="#__codelineno-9-13"></a><span class="w"> </span><span class="c1">// ... Methoden</span>
<a id="__codelineno-9-14" name="__codelineno-9-14" href="#__codelineno-9-14"></a><span class="p">}</span>
</code></pre></div>
<h2 id="6-datenmodelle">6. Datenmodelle<a class="headerlink" href="#6-datenmodelle" title="Permanent link">&para;</a></h2>
<h3 id="61-worksheetdocument">6.1 WorksheetDocument<a class="headerlink" href="#61-worksheetdocument" title="Permanent link">&para;</a></h3>
<div class="highlight"><pre><span></span><code><a id="__codelineno-10-1" name="__codelineno-10-1" href="#__codelineno-10-1"></a><span class="kd">interface</span><span class="w"> </span><span class="nx">WorksheetDocument</span><span class="w"> </span><span class="p">{</span>
<a id="__codelineno-10-2" name="__codelineno-10-2" href="#__codelineno-10-2"></a><span class="w"> </span><span class="nx">id</span><span class="o">:</span><span class="w"> </span><span class="kt">string</span>
<a id="__codelineno-10-3" name="__codelineno-10-3" href="#__codelineno-10-3"></a><span class="w"> </span><span class="nx">title</span><span class="o">:</span><span class="w"> </span><span class="kt">string</span>
<a id="__codelineno-10-4" name="__codelineno-10-4" href="#__codelineno-10-4"></a><span class="w"> </span><span class="nx">description?</span><span class="o">:</span><span class="w"> </span><span class="kt">string</span>
<a id="__codelineno-10-5" name="__codelineno-10-5" href="#__codelineno-10-5"></a><span class="w"> </span><span class="nx">pages</span><span class="o">:</span><span class="w"> </span><span class="kt">WorksheetPage</span><span class="p">[]</span>
<a id="__codelineno-10-6" name="__codelineno-10-6" href="#__codelineno-10-6"></a><span class="w"> </span><span class="nx">pageFormat</span><span class="o">:</span><span class="w"> </span><span class="kt">PageFormat</span>
<a id="__codelineno-10-7" name="__codelineno-10-7" href="#__codelineno-10-7"></a><span class="w"> </span><span class="nx">createdAt</span><span class="o">:</span><span class="w"> </span><span class="kt">string</span>
<a id="__codelineno-10-8" name="__codelineno-10-8" href="#__codelineno-10-8"></a><span class="w"> </span><span class="nx">updatedAt</span><span class="o">:</span><span class="w"> </span><span class="kt">string</span>
<a id="__codelineno-10-9" name="__codelineno-10-9" href="#__codelineno-10-9"></a><span class="p">}</span>
</code></pre></div>
<h3 id="62-worksheetpage">6.2 WorksheetPage<a class="headerlink" href="#62-worksheetpage" title="Permanent link">&para;</a></h3>
<div class="highlight"><pre><span></span><code><a id="__codelineno-11-1" name="__codelineno-11-1" href="#__codelineno-11-1"></a><span class="kd">interface</span><span class="w"> </span><span class="nx">WorksheetPage</span><span class="w"> </span><span class="p">{</span>
<a id="__codelineno-11-2" name="__codelineno-11-2" href="#__codelineno-11-2"></a><span class="w"> </span><span class="nx">id</span><span class="o">:</span><span class="w"> </span><span class="kt">string</span>
<a id="__codelineno-11-3" name="__codelineno-11-3" href="#__codelineno-11-3"></a><span class="w"> </span><span class="nx">index</span><span class="o">:</span><span class="w"> </span><span class="kt">number</span>
<a id="__codelineno-11-4" name="__codelineno-11-4" href="#__codelineno-11-4"></a><span class="w"> </span><span class="nx">canvasJSON</span><span class="o">:</span><span class="w"> </span><span class="kt">string</span><span class="w"> </span><span class="c1">// Serialisierter Fabric.js Canvas</span>
<a id="__codelineno-11-5" name="__codelineno-11-5" href="#__codelineno-11-5"></a><span class="w"> </span><span class="nx">thumbnail?</span><span class="o">:</span><span class="w"> </span><span class="kt">string</span>
<a id="__codelineno-11-6" name="__codelineno-11-6" href="#__codelineno-11-6"></a><span class="p">}</span>
</code></pre></div>
<h3 id="63-pageformat">6.3 PageFormat<a class="headerlink" href="#63-pageformat" title="Permanent link">&para;</a></h3>
<div class="highlight"><pre><span></span><code><a id="__codelineno-12-1" name="__codelineno-12-1" href="#__codelineno-12-1"></a><span class="kd">interface</span><span class="w"> </span><span class="nx">PageFormat</span><span class="w"> </span><span class="p">{</span>
<a id="__codelineno-12-2" name="__codelineno-12-2" href="#__codelineno-12-2"></a><span class="w"> </span><span class="nx">width</span><span class="o">:</span><span class="w"> </span><span class="kt">number</span><span class="w"> </span><span class="c1">// in mm (Standard: 210)</span>
<a id="__codelineno-12-3" name="__codelineno-12-3" href="#__codelineno-12-3"></a><span class="w"> </span><span class="nx">height</span><span class="o">:</span><span class="w"> </span><span class="kt">number</span><span class="w"> </span><span class="c1">// in mm (Standard: 297)</span>
<a id="__codelineno-12-4" name="__codelineno-12-4" href="#__codelineno-12-4"></a><span class="w"> </span><span class="nx">orientation</span><span class="o">:</span><span class="w"> </span><span class="s1">&#39;portrait&#39;</span><span class="w"> </span><span class="o">|</span><span class="w"> </span><span class="s1">&#39;landscape&#39;</span>
<a id="__codelineno-12-5" name="__codelineno-12-5" href="#__codelineno-12-5"></a><span class="w"> </span><span class="nx">margins</span><span class="o">:</span><span class="w"> </span><span class="p">{</span><span class="w"> </span><span class="nx">top</span><span class="p">,</span><span class="w"> </span><span class="nx">right</span><span class="p">,</span><span class="w"> </span><span class="nx">bottom</span><span class="p">,</span><span class="w"> </span><span class="nx">left</span><span class="o">:</span><span class="w"> </span><span class="kt">number</span><span class="w"> </span><span class="p">}</span>
<a id="__codelineno-12-6" name="__codelineno-12-6" href="#__codelineno-12-6"></a><span class="p">}</span>
</code></pre></div>
<h2 id="7-features">7. Features<a class="headerlink" href="#7-features" title="Permanent link">&para;</a></h2>
<h3 id="71-undoredo">7.1 Undo/Redo<a class="headerlink" href="#71-undoredo" title="Permanent link">&para;</a></h3>
<ul>
<li>History-Stack mit max. 50 Einträgen</li>
<li>Automatische Speicherung bei jeder Änderung</li>
<li>Keyboard: Ctrl+Z (Undo), Ctrl+Y (Redo)</li>
</ul>
<h3 id="72-grid-snap">7.2 Grid &amp; Snap<a class="headerlink" href="#72-grid-snap" title="Permanent link">&para;</a></h3>
<ul>
<li>Konfigurierbares Raster (5mm, 10mm, 15mm, 20mm)</li>
<li>Snap-to-Grid beim Verschieben</li>
<li>Ein-/Ausblendbar</li>
</ul>
<h3 id="73-export">7.3 Export<a class="headerlink" href="#73-export" title="Permanent link">&para;</a></h3>
<ul>
<li><strong>PDF</strong>: Mehrseitig, A4-Format</li>
<li><strong>PNG</strong>: Hochauflösend (2x Multiplier)</li>
<li><strong>JPG</strong>: Mit Qualitätseinstellung</li>
</ul>
<h3 id="74-speicherung">7.4 Speicherung<a class="headerlink" href="#74-speicherung" title="Permanent link">&para;</a></h3>
<ul>
<li><strong>Backend</strong>: REST API mit JSON-Persistierung</li>
<li><strong>Fallback</strong>: localStorage bei Offline-Betrieb</li>
</ul>
<h2 id="8-ki-bildgenerierung">8. KI-Bildgenerierung<a class="headerlink" href="#8-ki-bildgenerierung" title="Permanent link">&para;</a></h2>
<h3 id="81-ollama-integration">8.1 Ollama Integration<a class="headerlink" href="#81-ollama-integration" title="Permanent link">&para;</a></h3>
<p>Der Editor nutzt Ollama für die KI-Bildgenerierung:</p>
<div class="highlight"><pre><span></span><code><a id="__codelineno-13-1" name="__codelineno-13-1" href="#__codelineno-13-1"></a><span class="n">OLLAMA_URL</span> <span class="o">=</span> <span class="s2">&quot;http://host.docker.internal:11434&quot;</span>
</code></pre></div>
<h3 id="82-placeholder-system">8.2 Placeholder-System<a class="headerlink" href="#82-placeholder-system" title="Permanent link">&para;</a></h3>
<p>Falls Ollama nicht verfügbar ist, wird ein Placeholder-Bild generiert:
- Farbcodiert nach Stil
- Prompt-Text als Beschreibung
- "KI-Bild (Platzhalter)"-Badge</p>
<h3 id="83-stil-prompts">8.3 Stil-Prompts<a class="headerlink" href="#83-stil-prompts" title="Permanent link">&para;</a></h3>
<p>Jeder Stil fügt automatisch Modifikatoren zum Prompt hinzu:</p>
<div class="highlight"><pre><span></span><code><a id="__codelineno-14-1" name="__codelineno-14-1" href="#__codelineno-14-1"></a><span class="n">STYLE_PROMPTS</span> <span class="o">=</span> <span class="p">{</span>
<a id="__codelineno-14-2" name="__codelineno-14-2" href="#__codelineno-14-2"></a> <span class="s2">&quot;realistic&quot;</span><span class="p">:</span> <span class="s2">&quot;photorealistic, high detail&quot;</span><span class="p">,</span>
<a id="__codelineno-14-3" name="__codelineno-14-3" href="#__codelineno-14-3"></a> <span class="s2">&quot;cartoon&quot;</span><span class="p">:</span> <span class="s2">&quot;cartoon style, colorful, child-friendly&quot;</span><span class="p">,</span>
<a id="__codelineno-14-4" name="__codelineno-14-4" href="#__codelineno-14-4"></a> <span class="s2">&quot;sketch&quot;</span><span class="p">:</span> <span class="s2">&quot;pencil sketch, hand-drawn&quot;</span><span class="p">,</span>
<a id="__codelineno-14-5" name="__codelineno-14-5" href="#__codelineno-14-5"></a> <span class="s2">&quot;clipart&quot;</span><span class="p">:</span> <span class="s2">&quot;clipart style, flat design&quot;</span><span class="p">,</span>
<a id="__codelineno-14-6" name="__codelineno-14-6" href="#__codelineno-14-6"></a> <span class="s2">&quot;educational&quot;</span><span class="p">:</span> <span class="s2">&quot;educational illustration, textbook style&quot;</span>
<a id="__codelineno-14-7" name="__codelineno-14-7" href="#__codelineno-14-7"></a><span class="p">}</span>
</code></pre></div>
<h2 id="9-glassmorphism-design">9. Glassmorphism Design<a class="headerlink" href="#9-glassmorphism-design" title="Permanent link">&para;</a></h2>
<p>Der Editor folgt dem Glassmorphism-Design des Studio v2:</p>
<div class="highlight"><pre><span></span><code><a id="__codelineno-15-1" name="__codelineno-15-1" href="#__codelineno-15-1"></a><span class="c1">// Dark Theme</span>
<a id="__codelineno-15-2" name="__codelineno-15-2" href="#__codelineno-15-2"></a><span class="s1">&#39;backdrop-blur-xl bg-white/10 border border-white/20&#39;</span>
<a id="__codelineno-15-3" name="__codelineno-15-3" href="#__codelineno-15-3"></a>
<a id="__codelineno-15-4" name="__codelineno-15-4" href="#__codelineno-15-4"></a><span class="c1">// Light Theme</span>
<a id="__codelineno-15-5" name="__codelineno-15-5" href="#__codelineno-15-5"></a><span class="s1">&#39;backdrop-blur-xl bg-white/70 border border-black/10 shadow-xl&#39;</span>
</code></pre></div>
<h2 id="10-internationalisierung">10. Internationalisierung<a class="headerlink" href="#10-internationalisierung" title="Permanent link">&para;</a></h2>
<p>Unterstützte Sprachen:
- 🇩🇪 Deutsch
- 🇬🇧 English
- 🇹🇷 Türkçe
- 🇸🇦 العربية (RTL)
- 🇷🇺 Русский
- 🇺🇦 Українська
- 🇵🇱 Polski</p>
<p>Translation Key: <code>nav_worksheet_editor</code></p>
<h2 id="11-sicherheit">11. Sicherheit<a class="headerlink" href="#11-sicherheit" title="Permanent link">&para;</a></h2>
<h3 id="111-bild-upload">11.1 Bild-Upload<a class="headerlink" href="#111-bild-upload" title="Permanent link">&para;</a></h3>
<ul>
<li>Nur Bildformate (image/*)</li>
<li>Client-seitige Validierung</li>
<li>Base64-Konvertierung</li>
</ul>
<h3 id="112-cors">11.2 CORS<a class="headerlink" href="#112-cors" title="Permanent link">&para;</a></h3>
<p>Aktiviert für lokale Entwicklung und Docker-Umgebung.</p>
<h2 id="12-deployment">12. Deployment<a class="headerlink" href="#12-deployment" title="Permanent link">&para;</a></h2>
<h3 id="121-frontend">12.1 Frontend<a class="headerlink" href="#121-frontend" title="Permanent link">&para;</a></h3>
<div class="highlight"><pre><span></span><code><a id="__codelineno-16-1" name="__codelineno-16-1" href="#__codelineno-16-1"></a><span class="nb">cd</span><span class="w"> </span>studio-v2
<a id="__codelineno-16-2" name="__codelineno-16-2" href="#__codelineno-16-2"></a>npm<span class="w"> </span>install
<a id="__codelineno-16-3" name="__codelineno-16-3" href="#__codelineno-16-3"></a>npm<span class="w"> </span>run<span class="w"> </span>dev<span class="w"> </span><span class="c1"># Port 3001</span>
</code></pre></div>
<h3 id="122-backend">12.2 Backend<a class="headerlink" href="#122-backend" title="Permanent link">&para;</a></h3>
<p>Der klausur-service läuft auf Port 8086:</p>
<div class="highlight"><pre><span></span><code><a id="__codelineno-17-1" name="__codelineno-17-1" href="#__codelineno-17-1"></a><span class="nb">cd</span><span class="w"> </span>klausur-service/backend
<a id="__codelineno-17-2" name="__codelineno-17-2" href="#__codelineno-17-2"></a>python<span class="w"> </span>main.py
</code></pre></div>
<h3 id="123-docker">12.3 Docker<a class="headerlink" href="#123-docker" title="Permanent link">&para;</a></h3>
<p>Der Service ist Teil des docker-compose.yml.</p>
<h2 id="13-zukunftige-erweiterungen">13. Zukünftige Erweiterungen<a class="headerlink" href="#13-zukunftige-erweiterungen" title="Permanent link">&para;</a></h2>
<ul>
<li>[ ] Tabellen-Tool mit Zellbearbeitung</li>
<li>[ ] Vorlagen-Bibliothek</li>
<li>[ ] Kollaboratives Editieren</li>
<li>[ ] Drag &amp; Drop aus Dokumentenbibliothek</li>
<li>[ ] Integration mit Vocab-Worksheet</li>
</ul>
</article>
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