-

Groups is fully removed:

No homepage navigation, Account feature, tier setting, API, or client 
code.
Legacy group tables, entitlements, messages, voice files, and config are 
purged automatically.
New cache-busted client: cyberchat-app.js?v=20260609.3.
Browser and SQLite migration tests passed with no console errors.

.htaccess

@@ -11,6 +11,15 @@
     </IfModule>
 </FilesMatch>
 
+# Always revalidate HTML so new asset versions take effect immediately.
+<IfModule mod_headers.c>
+    <FilesMatch "\.(html?)$">
+        Header set Cache-Control "no-cache, no-store, must-revalidate"
+        Header set Pragma "no-cache"
+        Header set Expires "0"
+    </FilesMatch>
+</IfModule>
+
 # Deny direct access to storage and internal PHP libraries
 <IfModule mod_rewrite.c>
     RewriteEngine On