Move the webapp into a subdirectory

webapp/src/App.svelte

@@ -0,0 +1,22 @@
+<script lang="ts">
+  import { ModeWatcher } from 'mode-watcher'
+  import { Toaster } from 'svelte-sonner'
+
+  import Footer from '$lib/layouts/Footer.svelte'
+  import Main from '$lib/layouts/Main.svelte'
+  import Unsupported from '$lib/layouts/Unsupported.svelte'
+
+  const unsupported = navigator.hid === undefined
+</script>
+
+<ModeWatcher />
+<Toaster position="bottom-center" duration={2000} />
+
+<div class="max-w-screen-xl min-h-dvh m-auto p-8 stack gap-4">
+  {#if unsupported}
+    <Unsupported />
+  {:else}
+    <Main />
+  {/if}
+  <Footer />
+</div>