Add debug logging to trace URL parameter handling

app.py

@@ -18,6 +18,9 @@ def toggle_fields(selected: str):
 
 
 def run(dataset: str, url: str, keyword: str, first_name: str, last_name: str, days_limit: str, num_of_reviews: str, num_of_comments: str) -> str:
+    import sys
+    print(f"[DEBUG app.run] Received url: {url!r} (type: {type(url).__name__})", file=sys.stderr)
+
     return tool(
         dataset=dataset,
         url=url,

tool.py

@@ -81,8 +81,14 @@ class BrightDataDatasetTool(Tool):
             num_of_comments: Optional[str] = None,
         ) -> str:
         try:
+            # Debug logging
+            import sys
+            print(f"[DEBUG forward] Received url parameter: {url!r} (type: {type(url).__name__})", file=sys.stderr)
+
             url = self._coerce_url_input(url)
 
+            print(f"[DEBUG forward] After coerce: {url!r}", file=sys.stderr)
+
             api_token = os.getenv("BRIGHT_DATA_API_TOKEN")
             if not api_token:
                 raise ValueError("BRIGHT_DATA_API_TOKEN not found in environment variables")
@@ -208,6 +214,9 @@ class BrightDataDatasetTool(Tool):
         raise TimeoutError(f"Timeout waiting for snapshot {snapshot_id} after {max_attempts} seconds")
 
     def _coerce_url_input(self, raw: Optional[Any]) -> Optional[str]:
+        import sys
+        print(f"[DEBUG _coerce_url_input] Input: {raw!r} (type: {type(raw).__name__})", file=sys.stderr)
+
         if raw is None:
             return None