Set temporary upload disk per-FileUpload field

<?php

// app/Http/Middleware/LivewireTempDiskManager.php
//
// In bootstrap/app.php place the following
// $middleware->web(append: [
//     LivewireTempDiskManager::class,
// ]);

namespace App\Http\Middleware;

use Closure;
use Illuminate\Http\Request;
use Illuminate\Support\Str;

class LivewireTempDiskManager
{
    public function handle(Request $request, Closure $next)
    {

        $path = parse_url($request->header('referer'), PHP_URL_PATH);

        $disk = match (true) {
            // 1. Letters Resource (S3)
            Str::contains($path, '/special') => 'g3-transfer',

            // Default fallback
            default => 'local',
        };

        // Apply disk override for this request
        config([
            'livewire.temporary_file_upload.disk' => $disk,
        ]);

        return $next($request);
    }
}