Dockerfile

FROM ghcr.io/astral-sh/uv:python3.12-bookworm-slim AS build

ENV UV_LINK_MODE=copy \
    UV_COMPILE_BYTECODE=1

# Sync dependencies using UV, but don't install the project yet
# Mount pyproject.toml and uv.lock to install dependencies
WORKDIR /app
RUN --mount=type=cache,target=/root/.cache \
    --mount=type=bind,source=uv.lock,target=uv.lock \
    --mount=type=bind,source=pyproject.toml,target=pyproject.toml \
    uv sync --frozen --no-dev --no-install-project

# Copy the application code to the build stage
ADD . /app

RUN --mount=type=cache,target=/root/.cache \
    uv sync --frozen --no-dev

# Runtime Stage
FROM python:3.12-slim-bookworm
LABEL org.opencontainers.image.source=https://github.com/hardbyte/netchecks

# Set environment variables for Python
ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
#    VIRTUAL_ENV=/app/.venv \
    PATH="/app/.venv/bin:$PATH" \
    USERNAME=netchecks \
    USER_UID=1000 \
    USER_GID=1000


# Copy the virtual environment and application from the build stage
COPY --from=build --chown=${USERNAME}:${USER_GID} /app /app

ENTRYPOINT ["netcheck"]
CMD ["http", "-v"]