remove codeigniter

app/Models/LoginActivity.php

@@ -8,7 +8,7 @@ class LoginActivity extends BaseModel
 {
     protected $table = 'login_activity';
 
-    // ✅ CI: useTimestamps = true (created_at/updated_at)
+    // ✅ legacy: useTimestamps = true (created_at/updated_at)
     public $timestamps = true;
 
     protected $fillable = [
@@ -37,7 +37,7 @@ class LoginActivity extends BaseModel
     }
 
     /**
-     * Equivalent of CI getLastActivities()
+     * Equivalent of legacy getLastActivities()
      */
     public static function getLastActivities(int $limit = 4)
     {