This is the last time we let Pasha commit ascii porn in the comments.

index.html

@@ -11,6 +11,8 @@
     <meta name="description" content="BSC Score - Pool Scoring App für den Billard Sport Club">
     <meta name="theme-color" content="#000000">
     <link rel="icon" type="image/x-icon" href="favicon.ico" />
+    <link rel="manifest" href="manifest.json" />
+    <link rel="apple-touch-icon" href="icon-192.png" />
 
     <title>Pool Scoring</title>
 
@@ -1733,5 +1735,12 @@
             closeGameCompletionModal();
         }
     </script>
+    <script>
+      if ('serviceWorker' in navigator) {
+        window.addEventListener('load', function() {
+          navigator.serviceWorker.register('service-worker.js');
+        });
+      }
+    </script>
 </body>
 </html>