# syntax=docker/dockerfile:1.7

ARG PYTHON_VERSION=3.12-slim

FROM python:${PYTHON_VERSION} AS builder

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1 \
    PIP_DISABLE_PIP_VERSION_CHECK=1

WORKDIR /build

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

COPY pyproject.toml README.md ./
COPY app/ ./app/
RUN python -m venv /opt/venv \
 && /opt/venv/bin/pip install --upgrade pip \
 && /opt/venv/bin/pip install .

FROM python:${PYTHON_VERSION} AS runtime

ARG GIT_SHA=unknown
ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PATH="/opt/venv/bin:${PATH}" \
    APP_GIT_SHA=${GIT_SHA}

RUN apt-get update \
 && apt-get install -y --no-install-recommends libpq5 curl \
 && rm -rf /var/lib/apt/lists/* \
 && useradd --create-home --shell /bin/sh --uid 1000 app

COPY --from=builder /opt/venv /opt/venv

WORKDIR /srv/app
COPY app/ ./app/
COPY web/ /srv/web/
COPY scripts/entrypoint.sh /usr/local/bin/entrypoint.sh
RUN chmod +x /usr/local/bin/entrypoint.sh \
 && chown -R app:app /srv/app /srv/web

USER app

EXPOSE 8000

HEALTHCHECK --interval=15s --timeout=3s --start-period=5s --retries=3 \
    CMD curl -fsS http://127.0.0.1:8000/health/${APP_ROLE:-gateway} || exit 1

ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]