我想为CentOS Python 3.9减小Docker映像大小。
早些时候我的图像大小是2.4GB，后来我实现了多阶段。它下降到1.1GB。
仍然有任何空间来减少图像的大小吗？我的代码文件大小是19MB。
下面是我的Docker文件：

FROM    centos:7 AS base

FROM        base AS build

ARG         PYTHON_VERSION="3.9.5"

# Install all dependenticies

RUN yum -y update \
    && yum install -y -y sox gcc \
    openssl-devel bzip2-devel libffi-devel zlib-devel \
    cairo-devel dejavu-sans-fonts libxml2-devel \
    libxslt-devel libxml2-devel libxslt-devel \
    yum-utils curl git tmux emacs-nox make xz-devel wget

# compile python

RUN \
        DIR=/tmp/python && \
        mkdir -p ${DIR} && \
        cd ${DIR} && \
        wget https://www.python.org/ftp/python/${PYTHON_VERSION}/Python-${PYTHON_VERSION}.tgz && \
        tar xvf Python-${PYTHON_VERSION}.tgz && \
        cd Python-${PYTHON_VERSION}/ && \
        ./configure --enable-optimizations --prefix=/usr/local && \
        make altinstall && \
        cd && \
        rm -rf ${DIR}
FROM base
ENV         LD_LIBRARY_PATH=/usr/local/lib64:/usr/local/lib
COPY --from=build /usr/local/ /usr/local/

# Copy Code

COPY . /app/
WORKDIR /app
EXPOSE 8887
RUN /usr/local/bin/python3.9 -m pip install --upgrade pip \
    && pip3 install wheel && pip3.9 install -r requirements.txt
ENTRYPOINT ["python3.9"]
CMD ["app.py"]