Suggestion: ion support

[balupton]

• https://github.com/redox-os/ion
• https://gitlab.redox-os.org/redox-os/ion

supported by starship

[balupton]

Was reading the docs today, and seemed great. However last activity was 5-6 months ago.

[balupton]

Report by the last maintainer
https://github.com/BoolPurist/ion_shell_study_report/blob/main/content/3_result.tex

[balupton]

Closed in favour of #207