fix: resolve TypeScript errors in frontend build

node_modules/highlight.js/es/core.js

@@ -0,0 +1,4 @@
+// https://nodejs.org/api/packages.html#packages_writing_dual_packages_while_avoiding_or_minimizing_hazards
+import HighlightJS from '../lib/core.js';
+export { HighlightJS };
+export default HighlightJS;