🎨 update readme to reflect finding the types in the attribute

readme.md

@@ -136,13 +136,9 @@ declare global {
 
 ### Laravel V9 Attribute support
 Laravel now has a very different way of [accessors and mutators](https://laravel.com/docs/9.x/eloquent-mutators#accessors-and-mutators)
-In order to tell modeltyper the types of your attributes - we need a way to know - and will look for an $attrs array in your model:
+In order to tell modeltyper the types of your attributes - be sure to specify the type the attribute returns:
 
 ```php
-    public array $attrs = [
-        'is_captain' => 'boolean',
-    ];
-
     /**
      * Determine if the user is a captain of a team
      *
@@ -151,7 +147,7 @@ In order to tell modeltyper the types of your attributes - we need a way to know
     public function isCaptain(): Attribute
     {
         return Attribute::make(
-            get: fn () => $this->teams[0]->pivot->captain ?? false,
+            get: fn (): bool => $this->teams[0]->pivot->captain ?? false,
         );
     }
 ```

src/ModelInterface.php

@@ -290,13 +290,13 @@ public function getMutators(Model $model): array
                     $mutations[$mutator] = $model->attrs[$mutator];
                     continue;
                 }
-                
+
                 $closure = call_user_func($reflection->getClosure($model), 1);
-                if (! is_null($closure->get)) {
+                if (!is_null($closure->get)) {
                     $rf = new ReflectionFunction($closure->get);
                     if ($rf->hasReturnType()) {
                         $returnType = $rf->getReturnType()->getName();
-                        $mutations[$mutator] = $this->mapReturnType((string) $returnType);
+                        $mutations[$mutator] = $this->mapReturnType($returnType);
                         continue;
                     }else {
                         // warn user to add return type to closure