diff --git a/img/icon-192.png b/img/icon-192.png
new file mode 100755
index 0000000..99273a9
Binary files /dev/null and b/img/icon-192.png differ
diff --git a/img/icon-512.png b/img/icon-512.png
new file mode 100755
index 0000000..565a4a3
Binary files /dev/null and b/img/icon-512.png differ
diff --git a/inc/header.php b/inc/header.php
index fdf8bf1..18ede8c 100755
--- a/inc/header.php
+++ b/inc/header.php
@@ -12,6 +12,21 @@
+
+
+
diff --git a/manifest.json b/manifest.json
new file mode 100755
index 0000000..cdcfce2
--- /dev/null
+++ b/manifest.json
@@ -0,0 +1,21 @@
+{
+ "name": "DoMiLi",
+ "short_name": "DoMiLi",
+ "description": "Ihre App-Beschreibung hier.",
+ "start_url": "index.php",
+ "display": "standalone",
+ "background_color": "#ffffff",
+ "theme_color": "#212529",
+ "icons": [
+ {
+ "src": "img/icon-192.png",
+ "sizes": "192x192",
+ "type": "image/png"
+ },
+ {
+ "src": "img/icon-512.png",
+ "sizes": "512x512",
+ "type": "image/png"
+ }
+ ]
+}
\ No newline at end of file
diff --git a/service-worker.js b/service-worker.js
new file mode 100755
index 0000000..c03b7bf
--- /dev/null
+++ b/service-worker.js
@@ -0,0 +1,32 @@
+const CACHE_NAME = 'domili-cache-v1';
+const urlsToCache = [
+ '/',
+ '/index.php',
+ '/css/style.css',
+ 'inc/header.php',
+ 'inc/footer.php',
+ 'img/icon-192.png',
+ 'img/icon-512.png',
+ 'https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css'
+];
+
+self.addEventListener('install', event => {
+ event.waitUntil(
+ caches.open(CACHE_NAME)
+ .then(cache => {
+ return cache.addAll(urlsToCache);
+ })
+ );
+});
+
+self.addEventListener('fetch', event => {
+ event.respondWith(
+ caches.match(event.request)
+ .then(response => {
+ if (response) {
+ return response;
+ }
+ return fetch(event.request);
+ })
+ );
+});
\ No newline at end of file