message: Add more debugging to .gz / .xz untar process
diff: @@ -458,7 +458,10 @@ pub fn try_unpack_targz<P: AsRef<Path>>(
  }
  };
  - try_decode_gz().or_else(|_| try_decode_xz())?;
  + try_decode_gz().or_else(|e1| {
  + try_decode_xz()
  + .map_err(|e2| anyhow::anyhow!("could not decode gz: {e1}, could not decode xz: {e2}"))
  + })?;
  Ok(target_targz_path.to_path_buf())
  }
  