improve code in controller and form request for V3 whit pint package

app/Http/Requests/V3/Damage/StoreRequest.php

@@ -2,6 +2,7 @@
 
 namespace App\Http\Requests\V3\Damage;
 
+use Illuminate\Contracts\Validation\ValidationRule;
 use Illuminate\Foundation\Http\FormRequest;
 
 class StoreRequest extends FormRequest
@@ -17,14 +18,14 @@ class StoreRequest extends FormRequest
     /**
      * Get the validation rules that apply to the request.
      *
-     * @return array<string, \Illuminate\Contracts\Validation\ValidationRule|array<mixed>|string>
+     * @return array<string, ValidationRule|array|string>
      */
     public function rules(): array
     {
         return [
-            'title' =>'required|string|max:255|unique:damages,title',
-            'unit' =>'required|string|max:255',
-            'base_price' =>'required|integer',
+            'title' => 'required|string|max:255|unique:damages,title',
+            'unit' => 'required|string|max:255',
+            'base_price' => 'required|integer',
         ];
     }
 }