Keep landing page public for signed-in users.

Remove the home-page auto-redirect so `/` stays a marketing page while app entry and onboarding gates remain unchanged.

components/layout/landing-hero-actions.tsx

@@ -0,0 +1,30 @@
+import Link from "next/link";
+
+import { Button } from "@/components/ui/button";
+import { getSessionUser } from "@/lib/auth-helpers";
+import { routes } from "@/lib/routes";
+
+export async function LandingHeroActions() {
+  const user = await getSessionUser();
+
+  if (user) {
+    return (
+      <div className="flex flex-wrap gap-3">
+        <Button asChild size="lg">
+          <Link href={routes.avatar}>Go to your pet</Link>
+        </Button>
+      </div>
+    );
+  }
+
+  return (
+    <div className="flex flex-wrap gap-3">
+      <Button asChild size="lg">
+        <Link href={routes.signUp}>Get started</Link>
+      </Button>
+      <Button asChild size="lg" variant="outline">
+        <Link href={routes.login}>Sign in</Link>
+      </Button>
+    </div>
+  );
+}