added config

Dockerfile

@@ -1,6 +1,6 @@
-FROM node:alpine
+FROM node:alpine as builder
 EXPOSE 3000
- 
+
 WORKDIR /app
 
 COPY package.json . 
@@ -9,9 +9,13 @@ COPY tsconfig.json .
 
 RUN npm install
 
-COPY --chmod=111 startup.sh .
-
 COPY public public
 COPY src src
 
-ENTRYPOINT [ "/usr/bin/env", "./startup.sh" ]
+RUN npm run build
+
+FROM node:alpine
+COPY --from=builder /app/build /opt/server
+WORKDIR /opt/server
+ENTRYPOINT [ "npx",  "-y" , "serve", "-s", "/opt/server" ]
+