Add 🗳️ emoji favicon

app/layout.tsx

@@ -13,21 +13,7 @@ export const metadata: Metadata = {
     "Learn about Conviction Voting, a novel continuous decision-making mechanism where votes accumulate weight over time using a halflife algorithm.",
   generator: "v0.app",
   icons: {
-    icon: [
-      {
-        url: "/icon-light-32x32.png",
-        media: "(prefers-color-scheme: light)",
-      },
-      {
-        url: "/icon-dark-32x32.png",
-        media: "(prefers-color-scheme: dark)",
-      },
-      {
-        url: "/icon.svg",
-        type: "image/svg+xml",
-      },
-    ],
-    apple: "/apple-icon.png",
+    icon: "data:image/svg+xml,<svg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 100 100%22><text y=%22.9em%22 font-size=%2290%22>🗳️</text></svg>",
   },
 }