| # SUB-SENTINEL backend – Hugging Face Spaces Docker image | |
| # | |
| # Build: docker build -t sub-sentinel-backend . | |
| # Run: docker run -p 7860:7860 sub-sentinel-backend | |
| FROM python:3.11-slim | |
| # HF Spaces requires port 7860 | |
| EXPOSE 7860 | |
| # Install system dependencies for OpenCV | |
| RUN apt-get update && apt-get install -y --no-install-recommends \ | |
| libglib2.0-0 \ | |
| libgl1 \ | |
| libsm6 \ | |
| libxext6 \ | |
| libxrender-dev \ | |
| && rm -rf /var/lib/apt/lists/* | |
| WORKDIR /app | |
| # Install Python deps first (cache layer) | |
| COPY requirements.txt . | |
| RUN pip install --no-cache-dir -r requirements.txt | |
| # Copy application source | |
| COPY . . | |
| # Create weights directory (populated at runtime via env / volume) | |
| RUN mkdir -p weights | |
| # Non-root user for HF Spaces compatibility | |
| RUN useradd -m appuser && chown -R appuser:appuser /app | |
| USER appuser | |
| # Start the server on port 7860 | |
| CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"] | |