make static analyse part

app/Livewire/User/AddWeight.php

@@ -6,24 +6,25 @@ use App\Models\User;
 use App\Models\WeightMeasure;
 use Illuminate\Support\Facades\Auth;
 use LivewireUI\Modal\ModalComponent;
+use Illuminate\View\View;
 
 class AddWeight extends ModalComponent
 {
     public User $user;
 
-    public $weight = 0;
+    public int $weight = 0;
 
-    public function mount()
+    public function mount(): void
     {
         $this->user = Auth::user();
     }
 
-    public function render()
+    public function render(): View
     {
         return view('livewire.user.add-weight');
     }
 
-    public function add()
+    public function add(): void
     {
         $newMeasure = WeightMeasure::create([
             'user_id' => $this->user->id,