let repo = if let Ok(repo) = Repository::find_root(self.repo_path.clone()).await {

        let repo = if let Ok(repo) = Repository::find_root(self.repo_path.clone()) {

    debug!(
        "last_recorded {:?}, name {:?}",
        repo.repo.config.current_channel,
        txn_.name(&*channel.read()?),
    );

    let mut author = BTreeMap::new();
    author.insert("name".to_string(), signature.name().unwrap().to_string());
    author.insert("email".to_string(), signature.email().unwrap().to_string());

            authors: vec![libpijul::change::Author {
                name: signature.name().unwrap().to_string(),
                email: signature.email().map(|e| e.to_string()),
                full_name: None,
            }],

            authors: vec![libpijul::change::Author(author)],

    {
        let mut txn = txn.write().unwrap();
        let name = txn.name(&channel.read().unwrap()).to_string();
        txn.set_current_channel(&name)?;
    }

    if let Some(ref mut cur) = repo.repo.config.current_channel {
        cur.clear();
        cur.push_str(txn.name(&channel.read().unwrap()));
    } else {
        repo.repo.config.current_channel = Some(txn.name(&channel.read().unwrap()).to_string())
    }
    repo.repo.save_config()?;