feat: Implement a new dashboard shell with animated background, refactor dashboard data fetching into a dedicated API route, and introduce new UI components.**

src/lib/gravatar.ts

@@ -0,0 +1,7 @@
+import { createHash } from "crypto";
+
+export function getGravatarUrl(email: string, size = 200) {
+    const trimmedEmail = email.trim().toLowerCase();
+    const hash = createHash("sha256").update(trimmedEmail).digest("hex");
+    return `https://www.gravatar.com/avatar/${hash}?s=${size}&d=mp`;
+}