how to create login api in codeigniter code example

Example 1: codeigniter 4 login example

<?php namespace App\Controllers;
 
use CodeIgniter\Controller;
 
class Home extends Controller
{
    public function index()
    {
        return view('welcome_message');  
    }
}

Example 2: codeigniter 4 login example

<?php namespace Config;
 
use CodeIgniter\Events\Events;
 
Events::on('post_controller_constructor', function() {
    helper('render');
});