Update tools.py

tools.py

@@ -212,8 +212,8 @@ class FileSearcher(Tool):
     description = "Search for text within files in the repository."
     inputs = {
         "search_term": {"type": "string", "description": "Text to search for"},
-        "file_pattern": {"type": "string", "description": "File pattern to search in (e.g., '*.txt' for all .txt files) default is '*'"},
-        "case_sensitive": {"type": "boolean", "description": "Whether the search should be case sensitive default is False"}
+        "file_pattern": {"type": "string", "description": "File pattern to search in (e.g., '*.txt' for all .txt files) default is '*'", "nullable": True},
+        "case_sensitive": {"type": "boolean", "description": "Whether the search should be case sensitive default is False", "nullable": True}
     }
     output_type = "array"