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>

CLAUDE.md

@@ -69,7 +69,7 @@ The docker role is now organized into logical service groups under `roles/docker
 - **communication/**: Social media
   - GoToSocial (Fediverse)
 - **monitoring/**: System monitoring and alerts
-  - Changedetection, Glance dashboard, AppriseAPI, Gotify, Cronmaster
+  - Changedetection, AppriseAPI, Gotify, Cronmaster
 
 ### Variable Management
 **Critical**: This infrastructure uses a centralized variable hierarchy in `group_vars/all/`:
@@ -138,7 +138,6 @@ Common domains requiring hairpinning fixes:
 - karakeep (formerly called hoarder) is deployed with both 'hoarder' and 'karakeep' tags for backward compatibility
 - whenever i ask you what containers need updates, run dockcheck and return a list of containers needing updates
 - when i ask for the status container updates i want you to run dockcheck on the docker host https://github.com/mag37/dockcheck?ref=selfh.st
-- this is your reference for glance configuration https://github.com/glanceapp/glance/blob/main/docs/configuration.md#configuring-glance
 
 ## Variable Management Implementation Notes
 **Major Infrastructure Update**: Variable management system was implemented to replace all hardcoded values with centralized variables.
@@ -157,7 +156,6 @@ Common domains requiring hairpinning fixes:
 All templates now follow this pattern:
 ```yaml
 # Use variables, not hardcoded values
-glance.url: "https://{{ subdomains.service }}/"
 networks:
   default:
     external: true