Add service API for Ladill Mail large attachment uploads.

Webmail can POST /api/v1/transfers with a mailbox address to create share links for files above 25 MB.

Co-authored-by: Cursor <cursoragent@cursor.com>

bootstrap/app.php

@@ -16,6 +16,9 @@ return Application::configure(basePath: dirname(__DIR__))
         $middleware->redirectGuestsTo(fn (Request $request) => route('sso.connect', [
             'redirect' => $request->fullUrl(),
         ]));
+        $middleware->alias([
+            'auth.service' => \App\Http\Middleware\AuthenticateService::class,
+        ]);
         $middleware->web(append: [
             \App\Http\Middleware\SetActingAccount::class,
         ]);