feat: add about page in admin with instance info + database update button

modules/Admin/Controllers/AboutController.php

@@ -0,0 +1,67 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright  2022 Ad Aures
+ * @license    https://www.gnu.org/licenses/agpl-3.0.en.html AGPL3
+ * @link       https://castopod.org/
+ */
+
+namespace Modules\Admin\Controllers;
+
+use CodeIgniter\HTTP\RedirectResponse;
+use Config\Services;
+
+class AboutController extends BaseController
+{
+    public function index(): string
+    {
+        $instanceInfo = [
+            'host_name' => current_domain(),
+            'version' => CP_VERSION,
+            'php_version' => PHP_VERSION,
+            'os' => PHP_OS,
+            'languages' => implode(', ', config('App')->supportedLocales),
+        ];
+
+        return view('about', [
+            'info' => $instanceInfo,
+        ]);
+    }
+
+    public function updateAction(): RedirectResponse
+    {
+        if ($this->request->getPost('action') === 'database') {
+            return $this->migrateDatabase();
+        }
+
+        return redirect()->back()
+            ->with('error', lang('Security.disallowedAction'));
+    }
+
+    public function migrateDatabase(): RedirectResponse
+    {
+        $migrate = Services::migrations();
+
+        $migrate->setNamespace('CodeIgniter\Settings')
+            ->latest();
+        $migrate->setNamespace('CodeIgniter\Shield')
+            ->latest();
+        $migrate->setNamespace('Modules\Fediverse')
+            ->latest();
+        $migrate->setNamespace(APP_NAMESPACE)
+            ->latest();
+        $migrate->setNamespace('Modules\WebSub')
+            ->latest();
+        $migrate->setNamespace('Modules\Auth')
+            ->latest();
+        $migrate->setNamespace('Modules\PremiumPodcasts')
+            ->latest();
+        $migrate->setNamespace('Modules\Analytics')
+            ->latest();
+
+        return redirect()->back()
+            ->with('message', lang('AboutCastopod.messages.databaseUpdateSuccess'));
+    }
+}