use anyhow::Result;use clap::Clap;use gitoxide_core as core; mod options {    use clap::{AppSettings, Clap};     #[derive(Debug, Clap)]    #[clap(about = "The rusty git", version = clap::crate_version!())]    #[clap(setting = AppSettings::SubcommandRequired)]    #[clap(setting = AppSettings::ColoredHelp)]    pub struct Args {        #[clap(subcommand)]        pub cmd: Subcommands,    }     #[derive(Debug, Clap)]    pub enum Subcommands {        /// Initialize the repository in the current directory.        #[clap(alias = "initialize")]        #[clap(setting = AppSettings::ColoredHelp)]        #[clap(setting = AppSettings::DisableVersion)]        Init,    }} pub fn main() -> Result<()> {    use options::*;    let args = Args::parse();    git_features::interrupt::init_handler(std::io::stderr());    match args.cmd {        Subcommands::Init => core::repository::init(),    }?;    Ok(())}