Constant LIST_FILES_TOOL_DESCRIPTION

pub const LIST_FILES_TOOL_DESCRIPTION: &str = r#"Lists all files in the local filesystem.

Usage:
- The list_files tool will return a list of all files in the local filesystem.
- This is very useful for exploring the file system and finding the right file to read or edit.
- You should almost ALWAYS use this tool before using the Read or Edit tools."#;

Detailed tool descriptions matching Python’s comprehensive documentation