增加dockerfile

Dockerfile

@@ -0,0 +1,14 @@
+FROM registry.cn-shanghai.aliyuncs.com/lwmeng/node:lts-alpine as build-stage
+WORKDIR /app
+COPY package*.json ./
+RUN npm install -g cnpm --registry=https://registry.npmmirror.com
+RUN cnpm install
+COPY . .
+RUN npm run build:prod
+
+# production stage
+FROM registry.cn-shanghai.aliyuncs.com/lwmeng/nginx
+COPY --from=build-stage /app/dist /usr/share/nginx/html
+
+EXPOSE 80
+CMD ["nginx", "-g", "daemon off;"]