Update app.py

app.py

@@ -91,7 +91,8 @@ async () => {
   async function loadTokenizer() {
     if (!tokenizer) {
       const transformers = await import("https://cdn.jsdelivr.net/npm/@huggingface/transformers@3.7.2");
-      tokenizer = await transformers.AutoTokenizer.from_pretrained("google-t5/t5-base");
+      // Use the Transformers.js-compatible T5 tokenizer repository.
+      tokenizer = await transformers.AutoTokenizer.from_pretrained("Xenova/t5-base");
     }
     return tokenizer;
   }