AppInfo.WithAddress fills the catalog placeholder (<label>.DOMAIN -> the
effective subdomain + customer domain, bare DOMAIN -> the domain) on a
copy; appDetailHandler applies it. Pinned per catalog template (both
languages) and on the rendered page.
Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0159rPz1ZhFKsS53msqPYxtS
