I just created a simple page in Laravel and when I run the file I got the error:
Target class [App\Http\Controllers\registerController] does not exist.
I attached the folder structure below:

routes
Route::get('/', [App\Http\Controllers\registerController::class, 'create']);
createUser.blade.php
<html>
<head>
</head>
<body>
<form method="post" action="{{url('create')}}">
{{csrf_field()}}
<div class="container">
<h1>Register</h1>
<p>Please fill in this form to create an account.</p>
<hr>
<label for="email"><b>Email</b></label>
<input type="text" placeholder="Enter Email" name="email" id="email" required>
<label for="psw"><b>Password</b></label>
<input type="password" placeholder="Enter Password" name="psw" id="psw" required>
<label for="psw-repeat"><b>Repeat Password</b></label>
<input type="password" placeholder="Repeat Password" name="psw-repeat" id="psw-repeat" required>
<hr>
<p>By creating an account you agree to our <a href="#">Terms & Privacy</a>.</p>
<button type="submit" class="registerbtn">Register</button>
</div>
<div class="container signin">
<p>Already have an account? <a href="#">Sign in</a>.</p>
</div>
</form>
</body>
</html>
registerController.php
<?php
namespace App\Http\Controllers;
use Illuminate\Http\Request;
class register extends Controller
{
public function create()
{
return view('createUser');
}
}