Update HTML visualizer

lerobot/html_dataset_visualizer/src/utils/postParentMessage.ts

@@ -0,0 +1,12 @@
+// Utility to post a message to the parent window with custom URLSearchParams
+export function postParentMessageWithParams(
+  setParams: (params: URLSearchParams) => void,
+) {
+  const parentOrigin = "https://huggingface.co";
+  const searchParams = new URLSearchParams();
+  setParams(searchParams);
+  window.parent.postMessage(
+    { queryString: searchParams.toString() },
+    parentOrigin,
+  );
+}