DONE: separate repo for be and fe, update cicd

docker/staging/docker-compose.staging.yml

@@ -2,7 +2,7 @@ services:
   app:
     build:
       context: .
-      dockerfile: ./be/docker/common/unified/Dockerfile
+      dockerfile: ./docker/common/unified/Dockerfile
       args:
         ENV: staging
       platforms:
@@ -87,7 +87,7 @@ services:
       - POSTGRES_PASSWORD=${DB_PASSWORD}
     volumes:
       - postgres-data-staging:/var/lib/postgres
-      - ./be/docker/postgres/conf.d:/etc/postgres/conf.d:ro
+      - ./docker/postgres/conf.d:/etc/postgres/conf.d:ro
     networks:
       - sutera-staging-network
     healthcheck: