Fix examples display and increase max tokens to 4096

app.py

@@ -256,11 +256,9 @@ donor models while preserving the anchor's core capabilities.
 [Paper (SSRN)](https://ssrn.com/abstract=6545518) | \
 [crdt-merge](https://github.com/mgillr/crdt-merge) | \
 [Write-up](https://medium.com/@rgillespie83/we-merged-9-models-from-4-architecture-families-into-one-and-it-beats-the-anchor-on-real-e6537dfa9252)
-"""
 
-WELCOME = [
-    {"role": "assistant", "content": "Hi, welcome to the collective, how can we help you"},
-]
+**Hi, welcome to the collective -- how can we help you?** Try one of the examples below or type your own question.
+"""
 
 EXAMPLES = [
     ["What are you and how were you built?"],
@@ -277,7 +275,6 @@ demo = gr.ChatInterface(
     title="Borg Merge v1",
     description=DESCRIPTION,
     chatbot=gr.Chatbot(
-        value=list(WELCOME),
         type="messages",
         show_copy_button=True,
         height=500,
@@ -289,7 +286,7 @@ demo = gr.ChatInterface(
             placeholder="Add custom instructions on top of the built-in identity...",
             lines=2,
         ),
-        gr.Slider(64, 2048, value=512, step=64, label="Max new tokens"),
+        gr.Slider(64, 8192, value=4096, step=64, label="Max new tokens"),
         gr.Slider(0.0, 1.5, value=0.7, step=0.05, label="Temperature"),
         gr.Slider(0.0, 1.0, value=0.9, step=0.05, label="Top-p"),
     ],