more moving, add router and example service and controller

Dockerfile

@@ -3,10 +3,12 @@
 # ################################################################
 FROM node:16-alpine as base
 
-WORKDIR /app
+WORKDIR /opt
 
 COPY . .
 
+WORKDIR /opt/app
+
 ARG NODE_ENV=production
 ENV NODE_ENV ${NODE_ENV}
 
@@ -15,8 +17,6 @@ ENV NODE_ENV ${NODE_ENV}
 # ################################################################
 FROM base as development
 
-WORKDIR /app
-
 RUN npm install --quiet --unsafe-perm --no-progress --no-audit --include=dev
 
 CMD npm run run:dev
@@ -27,8 +27,6 @@ CMD npm run run:dev
 
 FROM base as backendbuild
 
-WORKDIR /app
-
 RUN npm install --quiet --unsafe-perm --no-progress --no-audit --include=dev
 
 RUN npx tsc -p ./tsconfig.json
@@ -39,9 +37,7 @@ RUN npx tsc -p ./tsconfig.json
 
 FROM base as production
 
-COPY --from=backendbuild --chown=node:node /app/dist/ /app/dist/
-
-WORKDIR /app
+COPY --from=backendbuild --chown=node:node /opt/app/dist/ /opt/app/dist/
 
 RUN npm install --quiet --unsafe-perm --no-progress --no-audit --omit=dev