Initial commit: breakpilot-lehrer - Lehrer KI Platform

Services: Admin-Lehrer, Backend-Lehrer, Studio v2, Website,
Klausur-Service, School-Service, Voice-Service, Geo-Service,
BreakPilot Drive, Agent-Core

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

klausur-service/Dockerfile

@@ -0,0 +1,45 @@
+# Build stage for React frontend
+FROM node:20-alpine AS frontend-builder
+
+WORKDIR /frontend
+COPY frontend/package*.json ./
+RUN npm install
+
+COPY frontend/ ./
+RUN npm run build
+
+# Production stage
+FROM python:3.11-slim
+
+WORKDIR /app
+
+# Install system dependencies (incl. Tesseract OCR for bounding-box extraction)
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    curl \
+    tesseract-ocr \
+    tesseract-ocr-deu \
+    tesseract-ocr-eng \
+    && rm -rf /var/lib/apt/lists/*
+
+# Install Python dependencies
+COPY backend/requirements.txt ./
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy backend code
+COPY backend/ ./
+
+# Copy built frontend to the expected path
+COPY --from=frontend-builder /frontend/dist ./frontend/dist
+
+# Create uploads directory
+RUN mkdir -p /app/uploads
+
+# Expose port
+EXPOSE 8086
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
+    CMD curl -f http://localhost:8086/health || exit 1
+
+# Run the application
+CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8086"]