A favicon in the HTML itself, with a real file at the root

The icon link was added by the layout at runtime, so the served shell had
none and browsers cached Caddy's HTML fallback as the icon. favicon.ico
and favicon.svg now live in static/ and app.html links both.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0141G6xqLeNRYEtviLWSB5Up

src/app.html

@@ -9,6 +9,8 @@
 		<meta name="description" content="A duel of gestures against a rival wizard, after Richard Bartle's 1977 pencil-and-paper game. Free to play in the browser." />
 		<link rel="canonical" href="https://hands.kestrelsnest.social/" />
 		<link rel="apple-touch-icon" href="/apple-touch-icon.png" />
+		<link rel="icon" href="/favicon.ico" sizes="32x32" />
+		<link rel="icon" href="/favicon.svg" type="image/svg+xml" />
 		<meta property="og:type" content="website" />
 		<meta property="og:site_name" content="Waving Hands" />
 		<meta property="og:title" content="Waving Hands" />

src/routes/+layout.svelte

@@ -1,12 +1,7 @@
 <script lang="ts">
 	import '../app.css';
-	import favicon from '$lib/assets/favicon.svg';
 
 	let { children } = $props();
 </script>
 
-<svelte:head>
-	<link rel="icon" href={favicon} />
-</svelte:head>
-
 {@render children()}