fix: update tests for dk0 logo and boneyard-js mock, add jest moduleNameMapper

__mocks__/boneyard-js/react.tsx

@@ -0,0 +1,6 @@
+import React from "react";
+
+export function Skeleton({ children, loading }: { children: React.ReactNode; loading: boolean; name?: string; animate?: string; transition?: boolean | number }) {
+  if (loading) return <div data-testid="boneyard-skeleton">Loading...</div>;
+  return <>{children}</>;
+}