Constant WRITE_FILE_TOOL_DESCRIPTION 

pub const WRITE_FILE_TOOL_DESCRIPTION: &str = r#"Writes content to a file, creating it if it doesn't exist or overwriting if it does.

Usage:
- The file_path parameter must be an absolute path, not a relative path
- This tool will overwrite the existing file if there is one at the provided path
- Parent directories will be created automatically if they don't exist
- Requires user permission before writing (may be cached for session)

Returns:
- Success message with bytes written on successful write
- Error message if permission is denied or the operation fails"#;

WriteFile tool description constant.