Closing stale issues and PRs automatically

[kentakozuka]

How about installing https://github.com/marketplace/actions/close-stale-issues ?

[kentakozuka]

We can change the message when issues are closed.
e.g. "The issue was closed because it has been inactive for 60 days. Feel free to reopen it 😄 "

https://github.com/marketplace/actions/close-stale-issues#close-issue-message

[kentakozuka]

Resolved by #4653

[t-kikuc]

Seems to be solved 👍