fix migration && add seeder && add is_admin

app/Http/Kernel.php

@@ -51,16 +51,27 @@ class Kernel extends HttpKernel
      * @var array
      */
     protected $routeMiddleware = [
+
         'auth' => \App\Http\Middleware\Authenticate::class,
+    
         'auth.basic' => \Illuminate\Auth\Middleware\AuthenticateWithBasicAuth::class,
+    
         'bindings' => \Illuminate\Routing\Middleware\SubstituteBindings::class,
+    
         'cache.headers' => \Illuminate\Http\Middleware\SetCacheHeaders::class,
+    
         'can' => \Illuminate\Auth\Middleware\Authorize::class,
+    
         'guest' => \App\Http\Middleware\RedirectIfAuthenticated::class,
-        'password.confirm' => \Illuminate\Auth\Middleware\RequirePassword::class,
+    
         'signed' => \Illuminate\Routing\Middleware\ValidateSignature::class,
+    
         'throttle' => \Illuminate\Routing\Middleware\ThrottleRequests::class,
+    
         'verified' => \Illuminate\Auth\Middleware\EnsureEmailIsVerified::class,
+    
+        'is_admin' => \App\Http\Middleware\IsAdmin::class,
+    
     ];
 
     /**