0.4.1

Changelog

4a8395d Add mock repository for tests
ad72017 Add permission to push formula to another repository
63c5c31 Add tests for cmd.List
d6807ee Add tests for cmd.Lookup()
3d082fb Add tests for cmd.Root
7350e34 Archive sub-TODOs
9b4afdf Make goreleaser publish formula for Homebrew
7916f5b Remove IDs when files are not found in index.json
f32f516 Update CHANGELOG