优化 dockerfile

Dockerfile

@@ -2,16 +2,16 @@ FROM nvidia/cuda:12.2.0-runtime-ubuntu20.04
 
 ENV DEBIAN_FRONTEND=noninteractive
 
-COPY ./ /gpt_server
-
-WORKDIR /gpt_server
-
 RUN sed -i 's/deb.debian.org/mirrors.ustc.edu.cn/g' /etc/apt/sources.list && \
     sed -i 's/security.debian.org/mirrors.ustc.edu.cn/g' /etc/apt/sources.list && \
     echo "开始安装python依赖环境" && apt-get update -y && apt install software-properties-common python3-dev build-essential git -y && add-apt-repository ppa:deadsnakes/ppa -y && \
     echo "开始安装python3.10" && apt-get install -y python3.10 curl && curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py && python3.10 get-pip.py && \
     pip config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple && \
-    ln -sf $(which python3.10) /usr/local/bin/python 
+    ln -sf $(which python3.10) /usr/local/bin/python && \
+    apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+
+COPY ./ /gpt_server
+WORKDIR /gpt_server
 
 RUN sh install.sh && pip cache purge