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app.py

@@ -8,6 +8,19 @@ from dataclasses import dataclass, field
 from typing import List, Dict, Optional
 from enum import Enum
 
+# ============================================================
+# Monkey-patch Gradio 5.9.0 get_api_info crash
+# Fixes: TypeError: argument of type 'bool' is not iterable
+# in gradio_client/utils.py:887 (if "const" in schema:)
+# ============================================================
+import gradio_client.utils as gradio_utils
+_orig_get_type = gradio_utils.get_type
+def _patched_get_type(schema):
+    if isinstance(schema, bool):
+        return "boolean"
+    return _orig_get_type(schema)
+gradio_utils.get_type = _patched_get_type
+
 # ============================================================
 # Tool Definitions
 # ============================================================
@@ -324,8 +337,9 @@ def respond(message: str, history: list):
     steps = run_agent(message)
     html_output = format_steps_as_html(steps)
     
-    # Add to history
-    history.append((message, html_output))
+    # Add to history (type="messages" format)
+    history.append({"role": "user", "content": message})
+    history.append({"role": "assistant", "content": html_output})
     return "", history