Dockerfile

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

# Stage 2: Python backend + built frontend
FROM python:3.12-slim
WORKDIR /app/backend

# System deps for open_clip (native extensions)
RUN apt-get update && apt-get install -y --no-install-recommends \
    gcc g++ && \
    rm -rf /var/lib/apt/lists/*

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

COPY backend/ .

# Copy built frontend into the path main.py expects:
# Path(__file__).parent.parent / "frontend" / "dist"  →  /app/frontend/dist/
COPY --from=frontend /frontend/dist/ /app/frontend/dist/

EXPOSE 8000
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"]