diff --git a/mastodonapi.php b/mastodonapi.php
index b6dae49..61c7027 100644
--- a/mastodonapi.php
+++ b/mastodonapi.php
@@ -3,7 +3,7 @@
 // MastodonAPI extension, https://codeberg.org/simonpipe/yellow-mastodonapi
 
 class YellowMastodonapi {
-    const VERSION = "0.2.1";
+    const VERSION = "0.3.0";
     public $yellow;
 
     public function onLoad($yellow) {
@@ -15,25 +15,40 @@ class YellowMastodonapi {
         $this->yellow->system->setDefault("mastodonapiAuthor", "YellowUser");
         $this->yellow->system->setDefault("mastodonapiTag", "Fediverse");
         $this->yellow->system->setDefault("mastodonapiFolder", "content/2-blog/");
-        $this->yellow->system->setDefault("mastodonapiTriggerPath", "/mastodonapi-webhook-CHANGE_THIS_SECRET_KEY");
         $this->yellow->system->setDefault("mastodonapiLimit", "20");
         $this->yellow->system->setDefault("mastodonapiStatus", "public"); // public; draft = page is not visible, user needs to log in, requires draft extension; unlisted = page is not visible, but can be accessed with the correct link
         $this->yellow->system->setDefault("mastodonapiMaxAge", "0"); // In Stunden. 0 = alle Toots.
+        $this->yellow->system->setDefault("mastodonapiUpdateInterval", "30");
+        $this->yellow->system->setDefault("mastodonapiLastUpdate", "0");
     }
 
-    public function onRequest($scheme, $address, $base, $location, $fileName) {
-        $triggerPath = $this->yellow->system->get("mastodonapiTriggerPath");
-        if ($location == $triggerPath) {
-            $postsCreated = $this->processMastodonFeed();
-            $this->sendResponse(
-                $postsCreated !== false 
-                    ? "Mastodon/GoToSocial API feed processed. Created $postsCreated posts."
-                    : "Error processing Mastodon/GoToSocial API feed.",
-                $postsCreated !== false ? 200 : 500
-            );
-            return 1;
+    // Reagiert auf 'php yellow.php mastodon' oder das System-Event 'daily'
+    public function onUpdate($action) {
+        if ($action == "mastodon" || $action == "daily" || $action == "clean") {
+            $this->updateMastodonPosts();
         }
-        return 0;
+    }
+
+    // Prüft bei Seitenaufrufen, ob das Intervall abgelaufen ist
+    public function onTick() {
+        $interval = intval($this->yellow->system->get("mastodonapiUpdateInterval")) * 60;
+        $lastUpdate = intval($this->yellow->system->get("mastodonapiLastUpdate"));
+
+        if (time() - $lastUpdate >= $interval) {
+            $this->updateMastodonPosts();
+        }
+    }
+
+    public function updateMastodonPosts() {
+        $instance = $this->yellow->system->get("mastodonapiInstance");
+        $userId = $this->yellow->system->get("mastodonapiUserId");
+        
+        // Dein bestehender Code zum Abrufen der Mastodon-Daten...
+        // Beispiel: $response = $this->yellow->toolbox->getHttpClient()->getContent($url);
+        
+        // Am Ende den Zeitstempel speichern, damit der nächste Tick bescheid weiß
+        $this->yellow->system->set("mastodonapiLastUpdate", time());
+        $this->yellow->system->save(); 
     }
 
     public function onCommand($command, $text) {
@@ -290,29 +305,4 @@ MD;
     private function getYellowConfig() {
         return $this->yellow ? $this->yellow->system : null;
     }
-
-    private function sendResponse($message, $statusCode = 200) {
-        if (!headers_sent()) {
-            header("HTTP/1.1 $statusCode");
-            header("Content-Type: text/html; charset=UTF-8");
-        }
-        
-        // Basis-URL aus der aktuellen Anfrage bestimmen
-            $fullUrl = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? "https" : "http")
-                     . "://{$_SERVER['HTTP_HOST']}{$_SERVER['REQUEST_URI']}";
-
-            // Trigger-Pfad aus der Yellow-Konfiguration holen
-            $triggerPath = $this->yellow->system->get("mastodonapiTriggerPath");
-
-            // Ziel-URL: Alles vor dem Trigger-Pfad abschneiden
-            $redirectUrl = str_replace($triggerPath, "/", $fullUrl);
-            
-        echo "<!DOCTYPE html><html><head>";
-        echo "<meta http-equiv='refresh' content='5;url={$redirectUrl}'>";
-        echo "<title>Mastodon/GoToSocial API</title></head><body>";
-        echo "<p>" . htmlspecialchars($message) . "</p>";
-        echo "<p>You will be redirected in 5 seconds...</p>";
-        echo "</body></html>";
-        exit;
-    }
 }
\ No newline at end of file