Spaces:
Running on Zero
Running on Zero
deveshc23
feat: Add Free Gradio Space support, Git LFS tracking for data artifacts, and Quant Allocator
3e33e2e | # Multi-stage Dockerfile for Drift Quant on Hugging Face Spaces | |
| # ------------------------------------------------------------------------------ | |
| # Stage 1: Build the React 19 Frontend | |
| # ------------------------------------------------------------------------------ | |
| FROM node:20-slim AS frontend-builder | |
| WORKDIR /app/frontend | |
| COPY frontend/package*.json ./ | |
| RUN npm ci | |
| COPY frontend/ ./ | |
| RUN npm run build | |
| # ------------------------------------------------------------------------------ | |
| # Stage 2: Python 3.12 Backend & Production Image | |
| # ------------------------------------------------------------------------------ | |
| FROM python:3.12-slim | |
| # Install system dependencies | |
| RUN apt-get update && apt-get install -y --no-install-recommends \ | |
| curl \ | |
| git \ | |
| build-essential \ | |
| && rm -rf /var/lib/apt/lists/* | |
| WORKDIR /app | |
| # Install uv for fast, reliable Python dependency resolution | |
| RUN pip install --no-cache-dir uv | |
| # Copy dependency definition and install | |
| COPY pyproject.toml ./ | |
| RUN uv pip install --system --no-cache -e . | |
| # Copy backend source code, persisted artifacts, and data archive | |
| COPY src/ /app/src/ | |
| COPY artifacts/ /app/artifacts/ | |
| COPY all_NSE500_15min_data_2019_onwards.zip /app/all_NSE500_15min_data_2019_onwards.zip | |
| # Copy built frontend assets from builder stage | |
| COPY --from=frontend-builder /app/frontend/dist /app/frontend/dist | |
| # Set environment variables for production execution | |
| ENV PYTHONUNBUFFERED=1 \ | |
| PORT=7860 \ | |
| HOST=0.0.0.0 \ | |
| FRONTEND_DIST_DIR=/app/frontend/dist | |
| # Hugging Face Spaces security requirement: runs as non-root user (UID 1000) | |
| RUN useradd -m -u 1000 user && \ | |
| chown -R user:user /app | |
| USER user | |
| ENV HOME=/home/user \ | |
| PATH=/home/user/.local/bin:$PATH | |
| EXPOSE 7860 | |
| # Run FastAPI app on Hugging Face default port 7860 | |
| CMD ["uvicorn", "drift_quant.api.app:app", "--host", "0.0.0.0", "--port", "7860"] | |