Dockerfile Added port changed

Dockerfile

@@ -0,0 +1,17 @@
+FROM node:17 AS ANGULAR_BUILD
+RUN npm install -g @angular/cli
+COPY ui /ui
+WORKDIR ui
+RUN npm install && ng build --prod
+
+
+FROM golang:1.17.5 AS GO_BUILD
+COPY ./ /server
+WORKDIR /server
+RUN go build -o /go/bin/server
+
+FROM alpine:3.15
+WORKDIR app
+COPY --from=ANGULAR_BUILD /ui/dist/ui/* ./ui/dist/ui/
+COPY --from=GO_BUILD /go/bin/server ./
+CMD /app/server

main.go

@@ -34,7 +34,7 @@ func main() {
 	r.DELETE("/besucher/:id", handlers.DeleteBesucherHandler)
 	r.PUT("/besucher", handlers.ComeBesucherHandler)
 
-	err := r.Run(":3000")
+	err := r.Run(":3001")
 	if err != nil {
 		panic(err)
 	}