switch in .env for dev/prod

docker-compose.yaml

@@ -16,23 +16,29 @@ services:
   backend:
     image: recipes_backend
     container_name: recipes_backend
-    build: ./backend
+    build:
+      context: ./backend
+      args:
+        NODE_ENV: ${NODE_ENV}
     ports:
       - "3000:3000"
     volumes:
       - ./backend:/usr/src/app
     environment:
-      - NODE_ENV=production
+      - NODE_ENV=${NODE_ENV}
       - DB_USER=${DB_USER}
       - DB_PASSWORD=${DB_PASSWORD}
       - DB_NAME=${DB_NAME}
   frontend:
     image: recipes_frontend
     container_name: recipes_frontend
-    build: ./frontend
+    build:
+      context: ./backend
+      args:
+        NODE_ENV: ${NODE_ENV}
     ports:
       - "8081:80"
     volumes:
       - ./frontend:/usr/src/app
     environment:
-      - NODE_ENV=production
+      - NODE_ENV=${NODE_ENV}