To install issue-expander using Homebrew:
brew tap adamwolf/issue-expander
brew install issue-expander
You should then be able to get started with issue-expander --help.
More details are available at issue-expander.
This repository uses some GitHub workflows from Homebrew. They're a little weird in that
instead of closing PRs, you need to label a PR as pr-pull and the workflow will do things
and then close it for you.