Dockerfile

# syntax=docker/dockerfile:1

# Build stage for Python dependencies
FROM python:3.12-slim AS builder

# Install uv
COPY --from=ghcr.io/astral-sh/uv:latest /uv /uvx /bin/

# Set working directory
WORKDIR /app

# Copy dependency files
COPY pyproject.toml uv.lock ./

# Create virtual environment and install dependencies
# --frozen ensures uv.lock is used exactly as-is
RUN uv sync --frozen --no-dev --no-install-project

# Runtime stage
FROM python:3.12-slim AS runtime

# Install runtime dependencies for PostgreSQL
RUN apt-get update && apt-get install -y --no-install-recommends \
    libpq5 \
    && rm -rf /var/lib/apt/lists/*

# Create non-root user for security
RUN useradd --create-home --shell /bin/bash appuser

# Set working directory
WORKDIR /app

# Copy virtual environment from builder
COPY --from=builder /app/.venv /app/.venv

# Copy application code
COPY alembic.ini ./
COPY alembic ./alembic
COPY app ./app
COPY stubs ./stubs

# Set environment variables
ENV PATH="/app/.venv/bin:$PATH"
ENV PYTHONPATH="/app"
ENV PYTHONUNBUFFERED=1

# Switch to non-root user
USER appuser

# Expose port
EXPOSE 8000

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD python -c "import urllib.request; urllib.request.urlopen('http://localhost:8000/health')" || exit 1

# Run application
CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"]