Update tools/scroll_page.py

tools/scroll_page.py

@@ -6,7 +6,7 @@ class ScrollPageTool(Tool):
     name = "scroll_page"
     description = "Scrolls the page to a specific element or by a number of pixels."
     inputs = {
-        "selector": {"type": "string", "default": None, "description": "CSS selector to scroll to"},
+        "selector": {"type": "string", "default": None, "nullable": True, "description": "CSS selector to scroll to"},
         "num_pixels": {"type": "integer", "default": 1200, "description": "Number of pixels to scroll"},
         "direction": {"type": "string", "default": "down", "description": "Scroll direction: 'down' or 'up'"}
     }