solidtime/app/Http/Middleware/ForceHttps.php

<?php

declare(strict_types=1);

namespace App\Http\Middleware;

use Closure;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\URL;
use Symfony\Component\HttpFoundation\Response;

class ForceHttps
{
    /**
     * Handle an incoming request.
     *
     * @param  \Closure(\Illuminate\Http\Request): (\Symfony\Component\HttpFoundation\Response)  $next
     */
    public function handle(Request $request, Closure $next, string ...$guards): Response
    {
        if (config('app.force_https', false)) {
            URL::forceScheme('https');
            $request->server->set('HTTPS', 'on');
            $request->headers->set('X-Forwarded-Proto', 'https');
        }

        return $next($request);
    }
}