Dockerfile

FROM python:3.12-slim-bookworm AS builder

WORKDIR /app

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

COPY requirements.txt .
RUN python -m venv /opt/venv \
    && /opt/venv/bin/pip install --no-cache-dir --upgrade pip \
    && /opt/venv/bin/pip install --no-cache-dir -r requirements.txt


FROM python:3.12-slim-bookworm

WORKDIR /app

COPY --from=builder /opt/venv /opt/venv
ENV PATH="/opt/venv/bin:$PATH"

RUN useradd -m appuser
USER appuser

COPY src/ ./src/

HEALTHCHECK --interval=30s --timeout=5s --start-period=10s \
    CMD python -c "import requests; requests.get('http://localhost:8000/health')"

CMD ["python", "src/run_pipeline.py"]