Remove legacy admin UI from RollCalc

AGENTS.md

@@ -31,11 +31,11 @@ Primary files:
 
 ## Planned Direction
 
-- The existing admin UI/API in RollCalc is planned for removal.
-- Do not expand or repair the admin area unless explicitly requested as a temporary measure.
+- The previous admin UI/API has been removed from RollCalc.
+- Do not reintroduce admin screens or admin APIs unless explicitly requested as a temporary measure.
 - Keep login/access logging in RollCalc.
 - Administration and maintenance of `article-data.json` should move to a separate application.
-- Treat `templates/admin.html` and `/api/admin/*` expectations as legacy/transitional, not as target architecture.
+- Treat article-data administration as out of scope for RollCalc.
 
 ## Code Style
 
@@ -73,7 +73,7 @@ These credentials are hardcoded and are a known risk; do not introduce more secr
 - Access logging writes to `access_log.json` by reading and rewriting the whole file.
 - The active UI logic is largely inline in `templates/roll_calculator.html`.
 - Several `static/*.js` files appear to be older, alternative, or integration modules. Confirm script inclusion before modifying them.
-- The admin template and backend admin routes are inconsistent and scheduled for removal rather than expansion.
+- The previous admin template and backend admin route have been removed; do not rebuild them by default.
 - The disclaimer confirmation is client-side only.
 
 ## Safety Notes