diff --git a/pulsecast.php b/pulsecast.php
index 57fa575..fab697b 100644
--- a/pulsecast.php
+++ b/pulsecast.php
@@ -3,13 +3,115 @@
  * Plugin Name: PulseCast
  * Plugin URI:  https://git.viper.ipv64.net/M_Viper/PulseCast/
  * Description: Sende Broadcasts (sofort oder geplant) an deine StatusAPI direkt aus dem WordPress-Backend. Scheduler serverseitig (StatusAPI) bevorzugt.
- * Version:     1.0.0
+ * Version:     1.0.1
  * Author:      M_Viper
  * Author URI:  https://m-viper.de
  */
 
 if (!defined('ABSPATH')) exit;
 
+/**
+ * PulseCast - Update-Notice (Gitea Releases)
+ * Zeigt eine Admin-Notice, wenn eine neue Version auf Gitea verfügbar ist.
+ */
+
+// Plugin-Version aus Header lesen
+function pulsecast_get_plugin_version() {
+    if (!function_exists('get_plugin_data')) {
+        require_once ABSPATH . 'wp-admin/includes/plugin.php';
+    }
+    $plugin_data = get_plugin_data(__FILE__);
+    return $plugin_data['Version'] ?? '0.0.0';
+}
+
+// Cache manuell leeren (Button "Jetzt neu prüfen")
+function pulsecast_clear_update_cache() {
+    if (isset($_GET['pulsecast_clear_cache']) && current_user_can('manage_options')) {
+        check_admin_referer('pulsecast_clear_cache_action');
+        delete_transient('pulsecast_latest_release');
+        wp_redirect(admin_url('plugins.php'));
+        exit;
+    }
+}
+add_action('admin_init', 'pulsecast_clear_update_cache');
+
+// Neueste Release-Infos von Gitea holen
+function pulsecast_get_latest_release_info($force_refresh = false) {
+    $transient_key = 'pulsecast_latest_release';
+
+    if ($force_refresh) {
+        delete_transient($transient_key);
+    }
+
+    $release_info = get_transient($transient_key);
+
+    if (false === $release_info) {
+        $response = wp_remote_get(
+            'https://git.viper.ipv64.net/api/v1/repos/M_Viper/PulseCast/releases/latest',
+            array('timeout' => 10)
+        );
+
+        if (!is_wp_error($response) && 200 === wp_remote_retrieve_response_code($response)) {
+            $body = wp_remote_retrieve_body($response);
+            $data = json_decode($body, true);
+
+            if ($data && isset($data['tag_name'])) {
+                $tag = ltrim((string)$data['tag_name'], 'vV');
+
+                $release_info = array(
+                    'version'      => $tag,
+                    'download_url' => $data['zipball_url'] ?? '',
+                    'notes'        => $data['body'] ?? '',
+                    'published_at' => $data['published_at'] ?? '',
+                );
+
+                // Cache für 6 Stunden
+                set_transient($transient_key, $release_info, 6 * HOUR_IN_SECONDS);
+            } else {
+                set_transient($transient_key, array(), HOUR_IN_SECONDS);
+            }
+        } else {
+            set_transient($transient_key, array(), HOUR_IN_SECONDS);
+        }
+    }
+
+    return $release_info;
+}
+
+// Admin-Notice anzeigen, wenn Update verfügbar
+function pulsecast_show_update_notice() {
+    if (!current_user_can('manage_options')) return;
+
+    $current_version = pulsecast_get_plugin_version();
+    $latest_release  = pulsecast_get_latest_release_info();
+
+    if (!empty($latest_release['version']) && version_compare($current_version, $latest_release['version'], '<')) {
+        $refresh_url = wp_nonce_url(admin_url('plugins.php?pulsecast_clear_cache=1'), 'pulsecast_clear_cache_action');
+        ?>
+        <div class="notice notice-warning is-dismissible">
+            <h3>PulseCast – Update verfügbar</h3>
+            <p>
+                Installiert: <strong><?php echo esc_html($current_version); ?></strong><br>
+                Neueste Version: <strong><?php echo esc_html($latest_release['version']); ?></strong>
+            </p>
+            <p>
+                <a href="<?php echo esc_url($latest_release['download_url']); ?>" class="button button-primary" target="_blank" rel="noreferrer noopener">
+                    Update herunterladen
+                </a>
+                <a href="https://git.viper.ipv64.net/M_Viper/PulseCast/releases" class="button" target="_blank" rel="noreferrer noopener">
+                    Release Notes
+                </a>
+                <a href="<?php echo esc_url($refresh_url); ?>" class="button">
+                    Jetzt neu prüfen
+                </a>
+            </p>
+        </div>
+        <?php
+    }
+}
+add_action('admin_notices', 'pulsecast_show_update_notice');
+
+
 class PulseCast {
 
     const OPTION_KEY = 'pulsecast_settings';