Create Cors middleware

# php artisan make:middleware Cors

Middleware created successfully.

app/Http/Middleware/Cors.php

public function handle($request, Closure $next)
{
    return $next($request)
        ->header('Access-Control-Allow-Origin', '*')
        ->header('Access-Control-Allow-Methods', 'GET, POST, PUT, DELETE, OPTIONS');
}

app/Http/Kernel.php $routedMiddleware array add

'cors' => \App\Http\Middleware\Cors::class,

Route/api.php

Route::group(['middleware' => 'cors'], function () {
    
    Route::get('/v1/employees/{id?}', 'Employees@index');
    Route::post('/v1/employees', 'Employees@store');
    Route::post('/v1/employees/{id}', 'Employees@update');
    Route::delete('/v1/employees/{id}', 'Employees@destroy');
    
});