export add hover class method

src/index.ts

@@ -1,5 +1,11 @@
 import snapshot, { serializeNodeWithId } from './snapshot';
-import rebuild, { buildNodeWithSN } from './rebuild';
+import rebuild, { buildNodeWithSN, addHoverClass } from './rebuild';
 export * from './types';
 
-export { snapshot, serializeNodeWithId, rebuild, buildNodeWithSN };
+export {
+  snapshot,
+  serializeNodeWithId,
+  rebuild,
+  buildNodeWithSN,
+  addHoverClass,
+};