Apply fix mysql specified key was too long

Author: relliv

src/app/Providers/AppServiceProvider.php

@@ -3,6 +3,7 @@
 namespace App\Providers;
 
 use Illuminate\Support\ServiceProvider;
+// use Illuminate\Support\Facades\Schema;
 
 class AppServiceProvider extends ServiceProvider
 {
@@ -23,6 +24,7 @@ public function register()
      */
     public function boot()
     {
-        //
+        // mysql specified key was too long: https://laravel.com/docs/9.x/migrations#index-lengths-mysql-mariadb
+        // Schema::defaultStringLength(191);
     }
 }