refactor(admin): consolidate duplicate configuration

Remove duplicate comment, captcha, filing, and website-security configuration paths.

Move front submission verification to the captcha scene matrix and retire obsolete admin routes and components.

inc/core-hooks/part-1.php

@@ -25,9 +25,6 @@ add_filter('comments_open', function ($open, $post_id) {
             return false;
         }
     }
-    if (!get_option('aksrt_comment_enabled', true)) {
-        return false;
-    }
     return $open;
 }, 10, 2);