fix: fix example format

app.py

@@ -176,20 +176,20 @@ def respond(message, history, system_message):
     
     yield final_message
 
+system_prompt = "You are a friendly Chatbot with access to a calculator. Don't mention that we are using functions defined in Python."
 
 demo = gr.ChatInterface(
     respond,
     additional_inputs=[
         gr.Textbox(
-            value="You are a friendly Chatbot with access to a calculator. Don't mention that we are using functions defined in Python.",
+            value=system_prompt,
             label="System message",
         ),
     ],
     type="messages",
     examples=[
-      "What is 42 to the power of 42?",
-      "Calculate 3.14159 * 2",
-      "Compute 2^10",
+      ["What is 42 to the power of 2?", system_prompt],
+      ["If I have 3 apples and multiply them by 7, how many do I have?", system_prompt],
     ],
     title="Groq Tool Use Chat",
     description="This chatbot uses the `llama3-groq-8b-8192-tool-use-preview` LLM with tool use capabilities, including a calculator function.",