# Use Python 3.12 slim image as base
FROM python:3.12-slim

# Set environment variables
ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1 \
    PIP_DISABLE_PIP_VERSION_CHECK=1

# Set work directory
WORKDIR /app

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

# Install uv for faster Python package management.
RUN pip install uv

# Copy pyproject.toml and lock file (if exists)
COPY pyproject.toml ./
COPY pyproject.lock* ./

# Install Python dependencies using uv
RUN uv pip install --system . --no-cache

# Copy application code
COPY . .

# Create a non-root user for security
RUN useradd -m -u 1000 appuser && \
    chown -R appuser:appuser /app
USER appuser

# Expose the port the app runs on
EXPOSE 7860

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

# Run the application
CMD uvicorn server.main:app --host 0.0.0.0 --port ${PORT:-7860}