Renamed docker network

docker-compose.yml

         container_name: nextcloud-postgresql
 #        restart: unless-stopped
         networks:
-            nextcloud.internal.docker:
+            main:
                 aliases:
-                    - postgresql.nextcloud.internal.docker
+                    - postgresql.main.internal.docker
         volumes:
             - ./data/postgresql/data:/var/lib/postgresql/data
         ports:
         container_name: nextcloud-nextcloud
 #        restart: unless-stopped
         networks:
-            nextcloud.internal.docker:
+            main:
                 aliases:
-                    - nextcloud.nextcloud.internal.docker
+                    - nextcloud.main.internal.docker
         volumes:
             - ./data/nextcloud/apps:/var/www/html/apps
             - ./data/nextcloud/config:/var/www/html/config
             - ./data/nextcloud/data:/var/www/html/data
         ports:
-          - "127.0.0.1:35081:80"
+            - "127.0.0.1:35081:80"
         environment:
           POSTGRES_DB: nextcloud
         env_file:
             - env
 
 networks:
-    nextcloud.internal.docker:
+    main: