Update Dockerfile

Dockerfile

@@ -6,8 +6,8 @@ WORKDIR /usr/src/app
 
 # 安装Git和CMake顺便更新nodejs
 RUN apt-get update && \
-    apt-get install -y git cmake
-RUN apt upgrade -y nodejs
+    apt-get install -y git cmake && \
+    apt upgrade -y nodejs
 
 # 更新npm
 RUN npm install -g npm@latest