Update app.py

app.py

@@ -23,7 +23,18 @@ def store_conversation(user_input, bot_response):
                 "object": "block",
                 "type": "paragraph",
                 "paragraph": {
-                    "rich_text": [{"type": "text", "text": {"content": f"User: {user_input}"}}]
+                    "rich_text": [
+                        {
+                            "type": "text",
+                            "text": {"content": "User: "},
+                            "annotations": {"bold": True}
+                        },
+                        {
+                            "type": "text",
+                            "text": {"content": user_input},
+                            "annotations": {"bold": True}
+                        }
+                    ]
                 }
             },
             {