fix dockerfile

Dockerfile

@@ -25,10 +25,14 @@ COPY go.sum go.sum
 
 RUN go mod download
 
-COPY . .
-ENV CGO_ENABLED=1
-COPY --from=build-frontend app/dist/frontend/browser /web/app/dist/frontend/browser
 
+RUN	mkdir -p /web/dist/frontend/browser
+COPY . .
+COPY --from=build-frontend app/dist/frontend/browser /web/dist/frontend/browser
+
+RUN ls -lah web
+
+ENV CGO_ENABLED=1
 RUN go build -o=ng-blog cmd/main.go            
 
 FROM alpine:latest