`AssertionError` in a command ⇒ `NoCommandsFound`

[anatoly-scherbakov]

  File "/home/anatoly/.pyenv/versions/3.12.3/envs/…/lib/python3.12/site-packages/jeeves_shell/cli.py", line 21, in execute_app
    raise NoCommandsFound(directory=Path.cwd()) from err
jeeves_shell.errors.NoCommandsFound: No Jeeves commands found, and there is nothing to show.

To get some commands,
    - either create a `jeeves.py` file in current directory,
    - or install a Jeeves plugin.

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