quick pass on updating old cruft

compose.yml

@@ -1,26 +1,19 @@
 ---
-version: "3.7"
+version: "3.8"
 
 services:
-  registry:
+  app:
     image: "registry:2"
-    ports:
-      - "5000:5000"
     volumes:
       - "registry:/var/lib/registry"
     networks:
       - proxy
     configs:
-      - source: config-yml-prod-v1
+      - source: config_yml
         target: /etc/docker/registry/config.yml
     deploy:
-      mode: replicated
-      replicas: 1
       update_config:
         failure_action: rollback
-      placement:
-        constraints:
-          - node.role == manager
       labels:
         - "traefik.enable=true"
         - "traefik.http.services.registry.loadbalancer.server.port=5000"
@@ -28,10 +21,8 @@ services:
         - "traefik.http.routers.registry.entrypoints=web-secure"
         - "traefik.http.routers.registry.tls.certresolver=production"
 
-  registry-ui:
+  ui:
     image: "joxit/docker-registry-ui:static"
-    ports:
-      - "3060:80"
     networks:
       - proxy
     environment:
@@ -40,13 +31,8 @@ services:
     depends_on:
       - registry
     deploy:
-      mode: replicated
-      replicas: 1
       update_config:
         failure_action: rollback
-      placement:
-        constraints:
-          - node.role == manager
       labels:
         - "traefik.enable=true"
         - "traefik.http.services.registry-ui.loadbalancer.server.port=80"
@@ -59,7 +45,7 @@ networks:
     external: true
 
 configs:
-  config-yml-prod-v1:
+  config_yml:
     file: config.yml.tmpl
     template_driver: golang