fix: yields provider when agent settings change

Yields the provider when the agent settings change in
order to run the callback. Also adds a short sleep to wait for
Gradio UI callback.

Fix Planner LLM Model Name not loaded correctly when Load Config #589

Signed-off-by: knowlet <[email protected]>

Author: knowlet

src/webui/webui_manager.py

@@ -7,6 +7,7 @@
 from typing import Optional, Dict, List
 import uuid
 import asyncio
+import time
 
 from gradio.components import Component
 from browser_use.browser.browser import Browser
@@ -108,6 +109,9 @@ def load_config(self, config_path: str):
                     update_components[comp] = comp.__class__(value=comp_val, type="messages")
                 else:
                     update_components[comp] = comp.__class__(value=comp_val)
+                    if comp_id == "agent_settings.planner_llm_provider":
+                        yield update_components  # yield provider, let callback run
+                        time.sleep(0.1)  # wait for Gradio UI callback
 
         config_status = self.id_to_component["load_save_config.config_status"]
         update_components.update(