added node container for webpack build

docker-compose.yml

@@ -156,6 +156,15 @@ services:
     depends_on:
       - php-legacy
 
+  npm:
+    build: ./Docker/npm
+    user: ${USER_UID}:${USER_GID}
+    volumes:
+      - "${PROJECT_ROOT}:/app"
+      - npm-user-data:/home/${USER_UNAME}
+    ports:
+      - 8788:8788
+    working_dir: "/app"
 
 volumes:
     php-user-data:
@@ -166,6 +175,7 @@ volumes:
     redis-legacy-data:
     solr-cores-legacy:
     solr-cores:
+    npm-user-data:
 
 networks:
     database: