| # Use Python 3.9 slim image | |
| FROM python:3.9-slim | |
| # Set working directory | |
| WORKDIR /app | |
| # Set environment variables | |
| ENV PYTHONUNBUFFERED=1 \ | |
| PYTHONDONTWRITEBYTECODE=1 \ | |
| PIP_NO_CACHE_DIR=1 \ | |
| PIP_DISABLE_PIP_VERSION_CHECK=1 | |
| # Install system dependencies | |
| RUN apt-get update && apt-get install -y --no-install-recommends \ | |
| build-essential \ | |
| libgomp1 \ | |
| && rm -rf /var/lib/apt/lists/* | |
| # Copy requirements first for better caching | |
| COPY requirements.txt . | |
| # Install Python dependencies | |
| RUN pip install --no-cache-dir --upgrade pip && \ | |
| pip install --no-cache-dir torch torchvision --index-url https://download.pytorch.org/whl/cpu && \ | |
| pip install --no-cache-dir -r requirements.txt && \ | |
| pip install --no-cache-dir gunicorn | |
| # Copy application code | |
| COPY . . | |
| # Create necessary directories | |
| RUN mkdir -p data checkpoints plots | |
| # Expose port | |
| EXPOSE 7860 | |
| # Health check | |
| HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \ | |
| CMD python -c "import requests; requests.get('http://localhost:7860')" || exit 1 | |
| # Run the application | |
| CMD ["gunicorn", "--bind", "0.0.0.0:7860", "--workers", "1", "--timeout", "120", "app:app"] | |