created color search function

app/Providers/AppServiceProvider.php

@@ -3,6 +3,7 @@
 namespace App\Providers;
 
 use Illuminate\Support\ServiceProvider;
+use Illuminate\Database\Eloquent\Builder;
 
 class AppServiceProvider extends ServiceProvider
 {
@@ -19,6 +20,10 @@ class AppServiceProvider extends ServiceProvider
      */
     public function boot(): void
     {
-        //
+        // Search
+        Builder::macro('search', function ($field, $string) {
+            return $string ? $this->where($field, 'like', '%' . $string . '%') : $this;            
+        });
+
     }
 }