feat: add referral

routes/api.php

@@ -78,9 +78,12 @@
    Route::post('/profile', [UserController::class, 'updateProfile']);
    Route::get('/profile', [UserController::class, 'profile']);
    
-   ////-- leader board 
+   ////-- leader board
    Route::get('/leader-board', [UserController::class, 'leaderBoard']);
 
+   ////-- referral (دعوت دوستان)
+   Route::get('/referral', [UserController::class, 'referral']);
+
     ///--  mood routes
 
      Route::post('/moods/today', [MoodController::class, 'storeUserMood']);