Add get survey by slug on backend

Author: thecodeholic

routes/api.php

@@ -21,6 +21,7 @@
  });
  Route::post('/logout', [AuthController::class, 'logout']);
  Route::resource('/survey', \App\Http\Controllers\SurveyController::class);
+ Route::get('/survey-by-slug/{survey:slug}', [\App\Http\Controllers\SurveyController::class, 'show']);
 });
 
 Route::post('/register', [AuthController::class, 'register']);