Dockerfile

# Multi-stage build for optimal image size
FROM python:3.13.7-slim AS builder

# Install UV using the recommended method
COPY --from=ghcr.io/astral-sh/uv:latest /uv /uvx /bin/

# Install build dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    git \
    && rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /app

# Create virtual environment
RUN uv venv /opt/venv
ENV VIRTUAL_ENV=/opt/venv
ENV PATH="/opt/venv/bin:$PATH"

# Copy dependency files first for better caching
COPY pyproject.toml README.md ./

# Install dependencies without the project itself (better caching)
RUN --mount=type=cache,target=/root/.cache/uv \
    UV_LINK_MODE=copy \
    uv pip install -e . --compile

# Copy the rest of the application
COPY . .

# Final stage
FROM python:3.13.7-slim

# Install runtime dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    git \
    postgresql-client \
    curl \
    netcat-openbsd \
    && rm -rf /var/lib/apt/lists/*

# Create non-root user
RUN useradd -m -u 1000 -s /bin/bash appuser

# Set working directory
WORKDIR /app

# Copy virtual environment from builder
COPY --from=builder /opt/venv /opt/venv
ENV VIRTUAL_ENV=/opt/venv
ENV PATH="/opt/venv/bin:$PATH"

# Copy application code
COPY --chown=appuser:appuser . .

# Create necessary directories
RUN mkdir -p logs repositories .embeddings_cache && \
    chown -R appuser:appuser /app

# Switch to non-root user
USER appuser

# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONPATH=/app

# Expose port
EXPOSE 8080

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:8080/health || exit 1

# Entrypoint script
COPY --chown=appuser:appuser docker/entrypoint.sh /entrypoint.sh
RUN chmod +x /entrypoint.sh

ENTRYPOINT ["/entrypoint.sh"]
CMD ["server"]