FROM node:20-bullseye AS frontend-build
WORKDIR /app/frontend
COPY frontend/package.json ./
RUN npm install
COPY frontend ./
RUN npm run build

FROM python:3.10-slim AS backend
WORKDIR /app
ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1

COPY backend/requirements.txt ./requirements.txt
RUN apt-get update \
    && apt-get install -y --no-install-recommends ffmpeg \
    && rm -rf /var/lib/apt/lists/* \
    && pip install --no-cache-dir -r requirements.txt

COPY backend ./backend
COPY --from=frontend-build /app/frontend/dist ./frontend/dist

EXPOSE 7860
CMD ["uvicorn", "backend.main:app", "--host", "0.0.0.0", "--port", "7860"]