mod options {    use argh::FromArgs;    use std::path::PathBuf;     #[derive(FromArgs)]    /// The lean git    pub struct Args {        #[argh(switch)]        /// print the program version.        pub version: bool,         #[argh(subcommand)]        pub subcommand: SubCommands,    }     #[derive(FromArgs, PartialEq, Debug)]    #[argh(subcommand)]    pub enum SubCommands {        Init(Init),        Organize(Organize),    }     /// Initialize the repository in the current directory.    #[derive(FromArgs, PartialEq, Debug)]    #[argh(subcommand, name = "init")]    pub struct Init {}     /// Move all repositories found in a given root directory into a structure matching their clone URLs.    #[derive(FromArgs, PartialEq, Debug)]    #[argh(subcommand, name = "organize")]    pub struct Organize {        #[argh(positional)]        /// the root directory to use when finding input repositories to move into position.        ///        /// Defaults to the current working directory.        pub root: Option<PathBuf>,    }} use anyhow::Result;use gitoxide_core as core; pub fn main() -> Result<()> {    pub use options::*;    let cli: Args = crate::shared::from_env();    git_features::interrupt::init_handler(std::io::stderr());     match cli.subcommand {        SubCommands::Init(_) => core::repository::init(),        SubCommands::Organize(_cmd) => unimplemented!("organize"),    }}