URLs auf hps-Org umstellen (Repo-Transfer)

- Auto-Update-URLs (manifest.json, updates.json), release.sh OWNER, CLAUDE.md
  von kendrick.bollens auf hps
- web-editor/docker-compose.yml: Git-Build-Context auf hps-Repo-URL

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

release.sh

@@ -11,7 +11,7 @@
 # Usage:  GITEA_TOKEN=xxxx ./release.sh
 set -euo pipefail
 
-OWNER="kendrick.bollens"
+OWNER="hps"
 REPO="hps-thunderbird-templates"
 BASE="https://git.hotel-park-soltau.de"
 XPI="templates-reply-hotel.xpi"