Dockerfile.backend

# Backend Dockerfile for GitPilot
# Python FastAPI application with uv package manager

FROM python:3.12-slim

# Set working directory
WORKDIR /app

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

# Install uv (The recommended Docker method)
# Copy the executable directly from the official image to /usr/local/bin
COPY --from=ghcr.io/astral-sh/uv:latest /uv /usr/local/bin/uv

# Make sure the environment uses the virtual environment by default
ENV UV_PROJECT_ENVIRONMENT="/app/.venv"

# Copy project files
COPY pyproject.toml README.md ./
COPY gitpilot ./gitpilot

# Install Python dependencies using uv
# Use 'uv pip install' for production (no lock file needed, main deps only)
RUN uv venv /app/.venv && uv pip install --no-cache .

# Expose port
EXPOSE 8000

# Health check
# Use PORT variable with fallback to 8000
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:${PORT:-8000}/api/health || exit 1

# Run the application
# Use 'uv run' which handles the venv activation automatically
# Respect Render's PORT environment variable (defaults to 8000 for local dev)
CMD ["sh", "-c", "uv run gitpilot serve --host 0.0.0.0 --port ${PORT:-8000}"]