| # Dockerfile for Hugging Face Spaces | |
| # Based on HF Spaces Docker SDK documentation: https://huggingface.co/docs/hub/spaces-sdks-docker | |
| FROM python:3.10-slim | |
| # Set working directory | |
| WORKDIR /app | |
| # Install system dependencies | |
| RUN apt-get update && apt-get install -y \ | |
| gcc \ | |
| g++ \ | |
| cmake \ | |
| libopenblas-dev \ | |
| libomp-dev \ | |
| curl \ | |
| && rm -rf /var/lib/apt/lists/* | |
| # Copy requirements file first (for better caching) | |
| COPY requirements.txt . | |
| # Install Python dependencies | |
| RUN pip install --no-cache-dir --upgrade pip && \ | |
| pip install --no-cache-dir -r requirements.txt | |
| # Copy application code | |
| COPY . . | |
| # Expose port 7860 (HF Spaces standard) | |
| EXPOSE 7860 | |
| # Set environment variables | |
| ENV PYTHONUNBUFFERED=1 | |
| ENV PORT=7860 | |
| # Set OMP_NUM_THREADS to valid integer (not empty string) | |
| ENV OMP_NUM_THREADS=4 | |
| ENV MKL_NUM_THREADS=4 | |
| ENV DB_PATH=/tmp/sessions.db | |
| ENV FAISS_INDEX_PATH=/tmp/embeddings.faiss | |
| ENV LOG_DIR=/tmp/logs | |
| ENV RATE_LIMIT_ENABLED=true | |
| # Health check | |
| HEALTHCHECK --interval=30s --timeout=30s --start-period=120s --retries=3 \ | |
| CMD curl -f http://localhost:7860/api/health || exit 1 | |
| # Run with Gunicorn production WSGI server (replaces Flask dev server) | |
| CMD ["gunicorn", "--bind", "0.0.0.0:7860", "--workers", "4", "--threads", "2", "--timeout", "120", "--access-logfile", "-", "--error-logfile", "-", "--log-level", "info", "flask_api_standalone:app"] | |