Dockerfile

# Build stage
FROM python:3.14-slim AS builder

WORKDIR /app

RUN apt-get update && apt-get install -y --no-install-recommends \
    gcc \
    libpq-dev \
    && rm -rf /var/lib/apt/lists/*

COPY requirements.txt .
RUN pip install --no-cache-dir --user -r requirements.txt

# Runtime stage
FROM python:3.14-slim

WORKDIR /app

RUN apt-get update && apt-get install -y --no-install-recommends \
    libpq5 \
    curl \
    && rm -rf /var/lib/apt/lists/*

RUN useradd --create-home --shell /bin/bash appuser

COPY --from=builder /root/.local /home/appuser/.local

COPY --chown=appuser:appuser . .

USER appuser

ENV PATH=/home/appuser/.local/bin:$PATH
ENV PYTHONUNBUFFERED=1
ENV PYTHONDONTWRITEBYTECODE=1

EXPOSE 8000

HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:8000/api/health || exit 1

CMD ["gunicorn", "--bind", "0.0.0.0:8000", "--workers", "2", "--timeout", "120", "config.wsgi:application"]