# syntax=docker/dockerfile:1
FROM python:3.12-slim AS build
COPY --from=ghcr.io/astral-sh/uv:0.8 /uv /usr/local/bin/uv
ENV UV_COMPILE_BYTECODE=1 UV_LINK_MODE=copy UV_PROJECT_ENVIRONMENT=/opt/venv UV_PYTHON_DOWNLOADS=never
WORKDIR /src
COPY pyproject.toml uv.lock ./
RUN uv sync --frozen --no-dev --no-install-project
COPY app ./app
RUN uv sync --frozen --no-dev --no-editable

FROM python:3.12-slim
# git + ssh client: the bot commits to the uploads repo over SSH (#9)
# apt over HTTPS: some networks block plain HTTP to deb.debian.org
RUN sed -i 's|http://|https://|g' /etc/apt/sources.list.d/debian.sources \
    && apt-get update && apt-get install -y --no-install-recommends git openssh-client \
    && rm -rf /var/lib/apt/lists/* \
    && useradd --create-home --uid 10001 tgit
ENV PATH="/opt/venv/bin:$PATH" PYTHONUNBUFFERED=1 PYTHONDONTWRITEBYTECODE=1
COPY --from=build /opt/venv /opt/venv
WORKDIR /srv/tgit
COPY config ./config
USER tgit
# Liveness: the bot touches a heartbeat file while its event loop runs (app/health.py)
HEALTHCHECK --interval=15s --timeout=5s --start-period=20s --retries=3 CMD ["python", "-m", "app.health"]
CMD ["python", "-m", "app"]
