fix: loading speeds

src/lib.ts

@@ -113,14 +113,24 @@ const getLatestManifestFromAo = async (): Promise<string | null> => {
 };
 
 export const loadManifest = async (): Promise<ManifestPost[]> => {
-  const manifestTxId = (await getLatestManifestFromAo()) ?? MANIFEST_TX_ID;
-  const response = await fetch(arweaveUrl(manifestTxId));
-  if (!response.ok) {
-    throw new Error(`Failed to load manifest (${response.status})`);
-  }
+  const loadByTxId = async (manifestTxId: string): Promise<ManifestPost[]> => {
+    const response = await fetch(arweaveUrl(manifestTxId));
+    if (!response.ok) {
+      throw new Error(`Failed to load manifest (${response.status})`);
+    }
+    const payload: unknown = await response.json();
+    return parseManifest(payload);
+  };
 
-  const payload: unknown = await response.json();
-  return parseManifest(payload);
+  try {
+    return await loadByTxId(MANIFEST_TX_ID);
+  } catch (manifestError) {
+    const latestManifestTxId = await getLatestManifestFromAo();
+    if (!latestManifestTxId || latestManifestTxId === MANIFEST_TX_ID) {
+      throw manifestError;
+    }
+    return loadByTxId(latestManifestTxId);
+  }
 };
 
 const isObject = (value: unknown): value is Record<string, unknown> =>