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| # ── Build Stage: React Frontend ────────────────────────────────────── | |
| FROM node:22-alpine AS frontend-builder | |
| WORKDIR /app/frontend | |
| COPY frontend/package.json frontend/package-lock.json ./ | |
| RUN npm ci | |
| COPY frontend/ ./ | |
| # VITE_API_URL is empty so all requests go to the same origin (single-container mode) | |
| ARG VITE_API_URL="" | |
| ENV VITE_API_URL=$VITE_API_URL | |
| RUN npm run build | |
| # ── Build Stage: Python dependencies ───────────────────────────────── | |
| FROM python:3.12-slim AS backend-builder | |
| WORKDIR /app | |
| # Install compilation system dependencies | |
| RUN apt-get update && apt-get install -y --no-install-recommends \ | |
| libgl1 \ | |
| libglib2.0-0 \ | |
| gcc \ | |
| libpq-dev \ | |
| && rm -rf /var/lib/apt/lists/* | |
| COPY backend/requirements.txt ./ | |
| RUN pip install --no-cache-dir --upgrade pip && \ | |
| pip install --no-cache-dir -r requirements.txt | |
| # ── Production Runtime Stage ───────────────────────────────────────── | |
| FROM python:3.12-slim | |
| WORKDIR /app | |
| # Install runtime system dependencies (pymupdf needs libgl and libglib, curl for healthcheck) | |
| RUN apt-get update && apt-get install -y --no-install-recommends \ | |
| libgl1 \ | |
| libglib2.0-0 \ | |
| libpq5 \ | |
| curl \ | |
| && rm -rf /var/lib/apt/lists/* | |
| # Copy python packages and binaries from backend-builder | |
| COPY --from=backend-builder /usr/local/lib/python3.12/site-packages /usr/local/lib/python3.12/site-packages | |
| COPY --from=backend-builder /usr/local/bin /usr/local/bin | |
| # Copy backend application code | |
| COPY backend/ ./ | |
| # Copy built frontend assets to the static directory in backend | |
| COPY --from=frontend-builder /app/frontend/dist ./static | |
| # Create directories for uploads and fastembed cache | |
| RUN mkdir -p /app/uploads /app/fastembed_cache | |
| # Expose port 7860 (Hugging Face default) | |
| EXPOSE 7860 | |
| # Run the FastAPI application using uvicorn on port 7860 | |
| CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"] | |