Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
{"track":"rust","exercise":"grains","id":"0fd4e4f19be04529a86708bea237cef1","url":"https://exercism.io/my/solutions/0fd4e4f19be04529a86708bea237cef1","handle":"nicoty","is_requester":true,"auto_approve":false}