Update examples

app.py

@@ -413,8 +413,8 @@ with gr.Blocks(
         """Get example questions based on compute mode"""
         questions = [
             # "What is today's date?",
-            "Summarize emails from the last two months /no_think",
-            "Show me code examples using plotmath",
+            "Summarize emails from the last two months",
+            "Show me code examples using plotmath /no_think",
             "When was has.HLC mentioned?",
             "Who reported installation problems in 2023-2024?",
         ]
@@ -430,7 +430,7 @@ with gr.Blocks(
         """Get multi-tool example questions based on compute mode"""
         questions = [
             "Differences between lapply and for loops /think",
-            "Compare usage of pipe operator between 2022 and 2024",
+            "Discuss pipe operator usage in 2022, 2023, and 2024",
         ]
 
         if compute_mode == "remote":

graph.py

@@ -122,8 +122,10 @@ def BuildGraph(
         # Add simple in-memory checkpointer
         from langgraph.checkpoint.memory import MemorySaver
         memory = MemorySaver()
-        # Compile app and draw graph
+        # Compile app
         app = graph.compile(checkpointer=memory)
+        # Draw graph
+        # nb. change orientation (TD to LR) in langchain_core/runnables/graph_mermaid.py
         #app.get_graph().draw_mermaid_png(output_file_path="graph.png")
 
         # Run app