implement localization

app/Http/Controllers/LanguageController.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Http\Requests\UpdateLanguageRequest;
+use Illuminate\Http\RedirectResponse;
+
+class LanguageController extends Controller
+{
+    /**
+     * Handle the incoming request.
+     */
+    public function __invoke(UpdateLanguageRequest $request): RedirectResponse
+    {
+        $validated = $request->validated();
+
+        return back()->withCookie(cookie(
+            (string) config('localization.cookie', 'locale'),
+            (string) $validated['locale'],
+            60 * 24 * 365,
+            (string) config('session.path', '/'),
+            config('session.domain'),
+            config('session.secure'),
+            true,
+            false,
+            config('session.same_site', 'lax'),
+        ));
+    }
+}