refactor docker swarm to use just home without workers for now

add caching at nginx level for portainer and gitea

dockerfiles/services/prometheus/docker-compose-prod.yml

@@ -39,7 +39,6 @@ services:
 #          cpus: '1'
           memory: 512M
     networks:
-    - ingress
     - prod
 
   graphana:
@@ -50,8 +49,6 @@ services:
       GF_SECURITY_ADMIN_PASSWORD: sakas
 #    volumes:
 #      - /opt/shared/nextcloud/data:/var/www/html/data
-    networks:
-    - ingress
 
   postgres_exported:
     image: wrouesnel/postgres_exporter
@@ -103,12 +100,6 @@ services:
     - prod
 
 networks:
-  default:
-    external:
-      name: ingress
-  ingress:
-    external:
-      name: ingress
   prod:
     external:
       name: prod