FROM python:3.12-slim AS builder
WORKDIR /build
ENV PIP_DISABLE_PIP_VERSION_CHECK=1
COPY pyproject.toml README.md ./
COPY src ./src
RUN python -m pip wheel --no-cache-dir --wheel-dir /wheels .

FROM python:3.12-slim
RUN addgroup --system app && adduser --system --ingroup app app
COPY --from=builder /wheels /wheels
RUN python -m pip install --no-cache-dir /wheels/* && rm -rf /wheels
USER app
WORKDIR /app
EXPOSE 8000
ENV PYTHONUNBUFFERED=1
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 CMD ["python", "-c", "import urllib.request; urllib.request.urlopen('http://127.0.0.1:8000/healthz', timeout=2)"]
CMD ["uvicorn", "monitor_service.api:app", "--host", "0.0.0.0", "--port", "8000", "--workers", "1", "--no-access-log"]
