feat(stats): add umami tracking script to try it out (hosted on stats.inpt.fr)

packages/app/src/routes/+layout.svelte

@@ -203,6 +203,11 @@
     src="https://stats.ewen.works/js/script.pageview-props.outbound-links.js"
     data-domain="churros.inpt.fr"
   ></script>
+  <script
+    async
+    src="https://stats.inpt.fr/script.js"
+    data-website-id="e3bd5b08-b0a3-47ff-a274-1df9ba831c3e"
+  ></script>
 </svelte:head>
 
 <div id="loading-overlay" class:visible={showInitialSpinner}>