Fix meeting join links pointing at the Care domain.

Build join URLs from meet.ladill.com config instead of APP_URL, which was still inherited from the Care app template.

Co-authored-by: Cursor <cursoragent@cursor.com>

config/services.php

@@ -21,7 +21,7 @@ return [
         'issuer' => 'https://'.config('app.auth_domain'),
         'client_id' => env('LADILL_SSO_CLIENT_ID'),
         'client_secret' => env('LADILL_SSO_CLIENT_SECRET'),
-        'redirect' => rtrim((string) env('APP_URL', 'https://care.ladill.com'), '/').'/sso/callback',
+        'redirect' => rtrim((string) env('APP_URL', 'https://meet.ladill.com'), '/').'/sso/callback',
     ],
 
     // Central Ladill identity API (auth.ladill.com /api/identity/auth/*),