feat: add download_agent_history function to make download AgentHistory

Author: MeshkatShB

src/utils/utils.py

@@ -200,3 +200,11 @@ async def capture_screenshot(browser_context):
         return encoded
     except Exception as e:
         return None
+
+def download_agent_history(save_agent_history_path):
+    history_file = os.path.join(save_agent_history_path, "AgentHistory.json")
+    history_file = os.path.abspath(history_file)  # Convert to absolute path
+    if os.path.exists(history_file):
+        return history_file
+    else:
+        return None