FROM alpine:3.21

# apk init update && upgrade && rm -rf /var/cache/apk/*
#RUN apk update && \
#    apk upgrade && \
#    rm -rf /var/cache/apk/*

# rm && touch /etc/apk/repositories
RUN rm /etc/apk/repositories && touch /etc/apk/repositories

# echo mirrors.ustc.edu.cn (CHINA)
RUN echo "https://mirrors.ustc.edu.cn/alpine/v3.21/main" >> /etc/apk/repositories
RUN echo "https://mirrors.ustc.edu.cn/alpine/v3.21/community" >> /etc/apk/repositories
#RUN echo "https://mirrors.ustc.edu.cn/alpine/v3.21/testing"  >> /etc/apk/repositories

# apk init update && rm -rf /var/cache/apk/*
RUN apk update && \
    rm -rf /var/cache/apk/*

# echo dl-cdn.alpinelinux.org (OFFICAL)
#RUN echo "https://dl-cdn.alpinelinux.org/alpine/v3.21/main" >> /etc/apk/repositories
#RUN echo "https://dl-cdn.alpinelinux.org/alpine/v3.21/community" >> /etc/apk/repositories
#RUN echo "https://dl-cdn.alpinelinux.org/alpine/v3.21/testing" >> /etc/apk/repositories

# apk init update && rm -rf /var/cache/apk/*
RUN apk update && \
    rm -rf /var/cache/apk/*

# apk update
RUN apk update

# install builder-soft page && rm -rf /var/cache/apk/*
RUN apk add --no-cache screen \
                       vim \
                       python3 && \
                       rm -rf /var/cache/apk/*

# mkdir /root/py-apps
RUN mkdir -p /root/py-apps

# python3 -m venv flask
RUN python3 -m venv /root/py-apps/flask

# pip install flask
RUN /root/py-apps/flask/bin/pip install --index-url https://pypi.tuna.tsinghua.edu.cn/simple flask && \
    rm -rf /var/cache/apk/*

# copy start.sh && chmod +x start.sh
COPY start.sh /root/start.sh
RUN chmod +x /root/start.sh

# WORK IN /root/mlt
WORKDIR /root/py-apps

# enable /root/start.sh
CMD ["/root/start.sh"]