## Dockerfile for bambu.py
FROM python:3.11.7-alpine

LABEL maintainer="Peter Siegmund <mars3142@noreply.mars3142.dev>"
LABEL org.opencontainers.image.source="https://git.mars3142.dev/mars3142/bambu_mqtt"
LABEL org.opencontainers.image.description="MQTT-Bridge für BambuLab Drucker"
LABEL org.opencontainers.image.version="0.1.0"

WORKDIR /app

## Copy only requirements.txt first for better caching
COPY requirements.txt /app/requirements.txt
RUN apk add --no-cache build-base libffi-dev openssl-dev \
    && python -m venv /app/.venv \
    && /app/.venv/bin/pip install --no-cache-dir -r /app/requirements.txt \
    && apk del build-base libffi-dev openssl-dev

## Now copy the actual code
COPY bambu.py /app/bambu.py

## Create non-root user
RUN adduser -D -h /app appuser \
    && chown -R appuser:appuser /app
USER appuser

ENV PATH="/app/.venv/bin:$PATH"

## Healthcheck: checks if the process is running (simple example)
HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
    CMD pgrep -f "python -u bambu.py" || exit 1

## ENTRYPOINT for better extensibility
ENTRYPOINT ["python", "-u", "bambu.py"]