FROM python:3.14.0a5-alpine3.21

RUN python3 -m ensurepip

# Upgrade pip and setuptools
RUN pip3 install --upgrade pip setuptools

WORKDIR /usr/src/app

COPY requirements.txt ./
RUN pip3 install --no-cache-dir --upgrade -r requirements.txt

RUN pip3 check

COPY . .

ARG USER_ID=1000
ARG GROUP_ID=1000

RUN addgroup -g $GROUP_ID appuser && \
    adduser -u $USER_ID -G appuser --disabled-password --gecos "" appuser

USER appuser

CMD [ "python", "-u", "./amcrest2mqtt.py" ]