Fix: Add HF_TOKEN to explore page fetch calls for 401 error

src/app/explore/page.tsx

@@ -7,6 +7,16 @@ import {
 } from "@/utils/parquetUtils";
 import { getDatasetVersion, buildVersionedUrl } from "@/utils/versionUtils";
 
+  // Get token from environment (set in Space secrets)
+  const hfToken = process.env.HF_TOKEN;
+  const getHeaders = () => {
+    const headers: HeadersInit = {};
+    if (hfToken) {
+      headers["Authorization"] = `Bearer ${hfToken}`;
+    }
+    return headers;
+  };
+
 export default async function ExplorePage({
   searchParams,
 }: {
@@ -73,7 +83,7 @@ export default async function ExplorePage({
             const url = buildVersionedUrl(repoId, version, videoPath);
             // Check if videoUrl exists (status 200)
             try {
-              const headRes = await fetch(url, { method: "HEAD" });
+    const headRes = await fetch(url, { method: "HEAD", headers: getHeaders() });
               if (headRes.ok) {
                 videoUrl = url;
               }