Dockerfile_slim-buster

#--- Build ---
FROM python:3.9-slim-buster
WORKDIR /opt/CTFd

# hadolint ignore=DL3008
RUN sed -i "s/deb.debian.org/mirrors.tuna.tsinghua.edu.cn/g" /etc/apt/sources.list && \
    sed -i "s/security.debian.org/mirrors.tuna.tsinghua.edu.cn/g" /etc/apt/sources.list && \
    apt-get update \
    && apt-get install -y --no-install-recommends \
        build-essential \
        libffi-dev \
        libssl-dev \
        git \
        mariadb-client \
        apt-transport-https \
        ca-certificates \
        curl \
        gnupg \
        lsb-release \
    && curl -fsSL https://mirrors.aliyun.com/docker-ce/linux/debian/gpg | gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg \
    && echo "deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://mirrors.aliyun.com/docker-ce/linux/debian \
       $(lsb_release -cs) stable" | tee /etc/apt/sources.list.d/docker.list > /dev/null \
    && apt-get update && apt-get install -y --no-install-recommends docker-ce docker-ce-cli containerd.io \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

COPY requirements.txt .
RUN pip config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple && \
    pip install --upgrade pip && \
    pip install -r requirements.txt