Update app.py

app.py

@@ -12,9 +12,7 @@ from langchain_community.tools.tavily_search import TavilySearchResults
 
 # Playwright-selain-työkalut
 from langchain_community.tools.playwright.utils import create_sync_playwright_browser
-from langchain_community.agent_toolkits.playwright.toolkit import PlayWrightBrowserToolkit, SyncBrowser
-# Korjataan Pydantic forward-referenssit
-PlayWrightBrowserToolkit.model_rebuild()
+from langchain_community.agent_toolkits.playwright.toolkit import PlayWrightBrowserToolkit
 
 # Tiedostohallinnan työkalut
 from langchain_community.agent_toolkits.file_management.toolkit import FileManagementToolkit