use custom info

app.py

@@ -20,6 +20,7 @@ def tts(text, model, temperature, length_ratio):
         raise gr.Error('input text must longer than 0')
     global MODELS
     if model not in MODELS:
+        gr.Info(f'Downloading and caching {model}')
         MODELS[model] = malaya_speech.tts.vits(model=model)
     
     r = MODELS[model].predict(
@@ -47,5 +48,5 @@ demo = gr.Interface(
     title='End-to-End Malaysian TTS using VITS',
 )
 
-demo.launch(server_name='0.0.0.0')
+demo.queue().launch(server_name='0.0.0.0')