Dockerfile

# Stage 1: Build frontend
FROM node:20-slim AS frontend-build
WORKDIR /app/frontend
COPY frontend/package.json frontend/package-lock.json ./
RUN npm ci
COPY frontend/ ./
RUN npm run build

# Stage 2: Runtime
FROM python:3.11-slim

RUN apt-get update && apt-get install -y --no-install-recommends \
    ffmpeg gcc libc6-dev && rm -rf /var/lib/apt/lists/*

WORKDIR /app

COPY backend/requirements.txt backend/requirements.txt
RUN pip install --no-cache-dir -r backend/requirements.txt

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

EXPOSE 7860

RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user PATH=/home/user/.local/bin:$PATH

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