add admin settings

appinfo/app.php

@@ -24,12 +24,24 @@ use OCP\Util;
 
 $config = \OC::$server->getConfig();
 $cspnm = \OC::$server->getContentSecurityPolicyNonceManager();
+$stylesheet = \OC::$server->getURLGenerator()->linkToRoute(
+    'side_menu.Css.stylesheet',
+    [
+        'v' => $config->getAppValue('side_menu', 'cache', '0'),
+    ]
+);
+
+Util::addHeader(
+    'link',
+    [
+        'href' => $stylesheet,
+        'rel' => 'stylesheet'
+    ], ''
+);
 
 Util::addScript('side_menu', 'main');
 Util::addScript('side_menu', 'sideMenu');
 Util::addStyle('side_menu', 'sideMenu');
-
-
 // whitelist the URL to allow loading JS from this external domain
 // $CSPManager = \OC::$server->getContentSecurityPolicyManager();
 // $policy = new ContentSecurityPolicy();

appinfo/info.xml

@@ -17,4 +17,8 @@
     <dependencies>
         <nextcloud min-version="18" max-version="18"/>
     </dependencies>
+	<settings>
+		<admin>OCA\SideMenu\Settings\Admin</admin>
+		<admin-section>OCA\SideMenu\Settings\Section</admin-section>
+	</settings>
 </info>

appinfo/routes.php

@@ -19,5 +19,6 @@
 
 return [
     'routes' => [
+		['name' => 'Css#stylesheet', 'url' => '/css/stylesheet', 'verb' => 'GET'],
     ],
 ];