fixed

Dockerfile

@@ -1,9 +1,10 @@
 FROM node:latest as build
-WORKDIR /app
+WORKDIR /usr/local/app
-COPY ./ /app
+COPY ./ /usr/local/app/
+
 RUN npm install
 RUN npm run build
 
 FROM nginx:latest
-COPY --from=build /app/dist/portofolio /usr/share/nginx/html
+COPY --from=build /usr/local/app/dist/portofolio /usr/share/nginx/html
 EXPOSE 80