diff --git a/Dockerfile b/Dockerfile
index 7ea98a2..b7b18d7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,3 +1,4 @@
+##基础镜像
 FROM nginx:1.14
 COPY . /app/
 RUN mv /app/dist/* /usr/share/nginx/html/ \
@@ -7,5 +8,7 @@ RUN mv /app/dist/* /usr/share/nginx/html/ \
     && cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime \
     && echo "Asia/Shanghai" > /etc/timezone \
     && rm -rf /app
+##暴露80端口
 EXPOSE 80
+##nginx需前端启动
 CMD /usr/share/run.sh && nginx -g 'daemon off;'