Prevent Server Timeouts using HTTP Status Code 102

MyController.php

<?php namespace App\Http\Controllers\Api;

use App\Http\Controllers\Controller;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;

class MyController extends Controller
{
    public function store(Request $request) : JsonResponse
    {
        header('Status: 102 Processing');
        
        // .. do stuff here that takes a long time
      
        return response()->json('all done!', 200);
    }
}