Create Dockerfile

dockerfile-multi/Dockerfile

@@ -0,0 +1,7 @@
+FROM golang:alpine AS build
+WORKDIR /app
+RUN echo '<h1>hello</h1>' > index.html
+RUN mkdir -p /app/dist && cp index.html /app/dist/
+
+FROM nginx:alpine
+COPY --from=build /app/dist /usr/share/nginx/html