fix: repetition_penalty was unused

app.py

@@ -210,6 +210,7 @@ def generate_stream(
         top_p=top_p,
         pad_token_id=_tokenizer.pad_token_id,
         eos_token_id=_tokenizer.eos_token_id,
+        repetition_penalty=repetition_penalty,
         streamer=streamer,
     )