Fixes paths

Signed-off-by: Daniel Kastl <daniel@georepublic.de>

index.html

@@ -5,7 +5,7 @@
   <meta name="viewport" content="width=device-width, initial-scale=1.0">
   <link rel="icon" href="./src/assets/icon-192x192.png">
   <link rel="stylesheet" href="./src/styles.scss">
-  <link rel="manifest" href="/meshtastic-configurator/manifest.json">
+  <link rel="manifest" href="./public/manifest.json">
   <meta name="theme-color" content="#4CAF50">
   <title>Meshtastic Configurator</title>
 </head>
@@ -146,6 +146,10 @@ <h1>Meshtastic QR Code Generator</h1>
 
   <div id="copyNotification" class="hidden">URL copied to clipboard!</div>
 
+  <footer>
+    <p>View this project on <a href="https://github.com/Georepublic/meshtastic-configurator" target="_blank">GitHub</a>.</p>
+  </footer>
+
   <script type="module" src="./src/main.ts"></script>
 </body>
 </html>