:construction: update default model

app.py

@@ -144,7 +144,7 @@ def get_parser():
         "--model",
         required=False,
         type=str,
-        default="pszemraj/GPT-Converse-1pt3B-Neo-WoW-DD-17",  # default model
+        default="ethzanalytics/ai-msgbot-gpt2-XL-dialogue",  # default model
         help="the model to use for the chatbot on https://huggingface.co/models OR a path to a local model",
     )
     parser.add_argument(
@@ -191,7 +191,7 @@ if __name__ == "__main__":
         chat,
         inputs=["text"],
         outputs="html",
-        examples_per_page=10,
+        examples_per_page=12,
         examples=[
             "How can you help me?",
             "what can you do?",