# --- 1. Frontend bauen ---
FROM node:20 AS frontend-build
WORKDIR /app
COPY frontend ./frontend
WORKDIR /app/frontend
RUN npm install && npm run build

# --- 2. Backend-Stage ---
FROM python:3.13
WORKDIR /app

# Backend-Dateien korrekt kopieren
COPY backend/app.py ./backend/app.py
COPY backend/datenbankverbindung.py ./backend/datenbankverbindung.py
COPY backend/templates ./backend/templates
COPY backend/config ./config
COPY backend/requirements.txt ./requirements.txt

# Frontend aus Build-Stage übernehmen
COPY --from=frontend-build /app/frontend/dist ./frontend/dist

# Python-Abhängigkeiten installieren
RUN pip install --no-cache-dir -r requirements.txt

# Flask starten
WORKDIR /app/backend
EXPOSE 5000
CMD ["python", "app.py"]