jandl-taskmanager-app/be/app/Http/Controllers/UserController.php

<?php

namespace App\Http\Controllers;

use App\Http\Resources\UserResource;
use App\Models\User;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Validator;

class UserController extends Controller
{
    public function update($id, Request $request)
    {

        $validator = Validator::make($request->all(), [
            'data.work_start' => 'required',
            'data.work_end' => 'required',
        ]);

        if($validator->fails()){
            return response()->json($validator->errors(), 400);
        }

        $user = User::find($id);

        $user->update($request->all()['data']);

        return response()->json([
            'message' => 'User updated successfully',
            'user' => new UserResource($user)
        ], 201);
    }

}