Dockerfile

FROM python:3.11-slim

# Set working directory
WORKDIR /app

# Set Python path to ensure imports work
ENV PYTHONPATH=/app:$PYTHONPATH

# Install system dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    gcc \
    curl \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first (better layer 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 . .

# Create non-root user and set permissions
RUN useradd -m -u 1000 user && \
    chown -R user:user /app

# Switch to non-root user
USER user

# Expose port (Hugging Face uses 7860)
EXPOSE 7860

# Health check
HEALTHCHECK --interval=30s --timeout=30s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:7860/health || exit 1

# Start command - Use python to run app.py (which then starts uvicorn)
CMD ["python", "app.py"]