Dockerfile

# ── Stage 1: Build frontend ──
FROM node:24-alpine AS frontend-build

WORKDIR /app
COPY frontend/package*.json ./
RUN npm install
COPY frontend/ .
RUN npm run build

# ── Stage 2: Production ──
FROM python:3.14-slim

RUN apt-get update && \
    apt-get install -y --no-install-recommends nginx && \
    rm -rf /var/lib/apt/lists/*

# Backend dependencies
WORKDIR /app
COPY backend/requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Backend source
COPY backend/ .

# Frontend static files
COPY --from=frontend-build /app/dist /usr/share/nginx/html

# Nginx config
COPY nginx.hf.conf /etc/nginx/conf.d/default.conf
RUN rm -f /etc/nginx/sites-enabled/default

# Startup script
COPY start.sh /app/start.sh
RUN chmod +x /app/start.sh

EXPOSE 8080

CMD ["/app/start.sh"]