update Dockerfile and settings for static files handling; adjust nginx config for Django and Vue integration

docker-compose.yml

@@ -2,10 +2,12 @@ services:
   backend:
     container_name: mayo-production-manager-backend
     build:
-      context: ./backend
+      context: ./backand
       dockerfile: Dockerfile
-    environment:
-      NODE_ENV: production
+    env_file:
+      - ./backand/.env
+    volumes:
+      - static_content:/app/staticfiles
     ports:
       - 7090:7090
     restart: unless-stopped
@@ -17,6 +19,11 @@ services:
       dockerfile: Dockerfile
     environment:
       NODE_ENV: production
+    volumes:
+      - static_content:/static_django
     ports:
       - 7080:7080
     restart: unless-stopped
+
+volumes:
+  static_content: