Dockerfile

# Use Python 3.11 slim image
FROM python:3.11-slim

# Set working directory
WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    gcc \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first for better caching
COPY requirements.txt .

# Install Python dependencies
RUN pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY app/ ./app/
COPY config/ ./config/

# Create data directory and non-root user
RUN useradd --create-home --shell /bin/bash appuser && \
    mkdir -p /app/data && \
    chown -R appuser:appuser /app
USER appuser

# Expose port
EXPOSE 8765

# Health check
HEALTHCHECK --interval=30s --timeout=30s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:8765/health || exit 1

# Ensure data directory has proper permissions at startup
RUN mkdir -p /app/data && chmod 755 /app/data

# Run the application
CMD ["python", "-m", "uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8765", "--reload"]