fix validation plugin not working

resources/views/post/form.blade.php

 @extends('layouts.app')
 
 @section('content')
-<form method="POST" action="{{ $post->id ? route('posts.update', $post->id) : route('posts.store') }}">
+<form method="POST" id="form" action="{{ $post->id ? route('posts.update', $post->id) : route('posts.store') }}">
     @csrf
     @if ($post->id)
         @method('PUT')
@@ -43,7 +43,7 @@
             <div class="col-md-12">
                 <!-- Basic layout-->
                 <div class="card" >
-                    <form class="card-body" id="form" >
+                    <div class="card-body">
                         <div class="form-group row">
                             <label class="col-lg-3 col-form-label">Tiêu đề</label>
                             <div class="col-lg-9">
@@ -94,7 +94,7 @@
                         <div class="text-right">
                             <button type="" class="btn btn-primary">Lưu <i class="icon-paperplane ml-2"></i></button>
                         </div>
-                    </form>
+                    </div>
                 </div>
                 <!-- /basic layout -->
             </div>
@@ -142,6 +142,7 @@
                 }
             }
         })
+
     })
 </script>
 @endsection