Remove the unused Glance dashboard

Drop the Glance stack, its home. route and DNS record, the glance.*
labels on every container, and the Glance restart in the Warhammer
feed cron script. Update docs to match.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

group_vars/all/domains.yml

@@ -19,7 +19,6 @@ subdomains:
   syncthing: "syncthing.{{ primary_domain }}"
   loclog: "loclog.{{ primary_domain }}"  # Dawarich
   social: "social.{{ primary_domain }}"  # GoToSocial
-  home: "home.{{ primary_domain }}"  # Glance
   watcher: "watcher.{{ primary_domain }}"  # Changedetection
   appriseapi: "appriseapi.{{ primary_domain }}"
   dockge: "dockge.{{ primary_domain }}"

group_vars/docker/services.yml

@@ -7,7 +7,7 @@ service_categories:
   media: ["audiobookshelf", "calibre", "kavita", "dir2opds", "hoarder", "kosync", "manyfold"]
   productivity: ["paperlessngx", "baikal", "syncthing", "heyform", "dawarich", "obsidian-livesync", "gokapi"]
   communication: ["gotosocial", "listmonk"]
-  monitoring: ["glance", "changedetection", "appriseapi", "gotify", "cronmaster"]
+  monitoring: ["changedetection", "appriseapi", "gotify", "cronmaster"]
 
 # Common service configuration
 services: