Channel renaming (also do not create a new channel when recording on a channel that doesn't exist)

Dependencies

• [2] Y6EVFMTA Don't output files if they aren't in the current channel
• [3] VQPAUKBQ channel switch as an alias to reset
• [4] VL7ZYKHB Running hooks through shell on Windows and Unix
• [5] SXEYMYF7 Fixing the bad changes in history (unfortunately, by rebooting).
• [6] I7VL7VPZ Minor cleanup
• [7] JL4WKA5P Implement the Sanakirja concurrency model in a cross-process way
• [8] YN63NUZO Sanakirja 1.0

Change contents

• replacement in pijul/src/commands/record.rs at line 65
  [3.103598]→[3.103598:103624](∅→∅),[3.103624]→[2.584:685](∅→∅)
  − let mut channel =

  − txn.open_or_create_channel(repo.config.get_current_channel(self.channel.as_deref()).0)?;
  [3.103598]

  [3.103721]
  + let channel = repo.config.get_current_channel(self.channel.as_deref()).0;

  + let mut channel = if let Some(channel) = txn.load_channel(channel)? {

  + channel

  + } else {

  + bail!("Channel {:?} not found", channel);

  + };
• replacement in pijul/src/commands/channel.rs at line 76
  [3.188456]→[3.13981:14054](∅→∅)
  − let repo = Repository::find_root(self.repo_path).await?;
  [3.188456]

  [3.1809]
  + let mut repo = Repository::find_root(self.repo_path).await?;
• edit in pijul/src/commands/channel.rs at line 93
  [3.189246]

  [3.189246]
  + repo.config.current_channel = Some(to.to_string());

  + repo.save_config()?;