chore(analytics): switch to new Plausible script snippet

Replace the legacy plausible.js + data-domain tag with Plausible's new
per-site script (pa-*.js) plus its inline init queue. The site identity
is baked into the script hash, so data-domain is no longer needed.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

src/routes/__root.tsx

@@ -40,10 +40,14 @@ export const Route = createRootRoute({
 			{ rel: "icon", type: "image/svg+xml", href: "/favicon.svg" },
 		],
 		scripts: [
+			// Privacy-friendly analytics by Plausible
 			{
-				defer: true,
-				"data-domain": "unom.io",
-				src: "https://analytics.unom.io/js/plausible.js",
+				async: true,
+				src: "https://analytics.unom.io/js/pa-uggaN2_4A7M2qevKgcnE0.js",
+			},
+			{
+				children:
+					"window.plausible=window.plausible||function(){(plausible.q=plausible.q||[]).push(arguments)},plausible.init=plausible.init||function(i){plausible.o=i||{}};plausible.init()",
 			},
 		],
 	}),