revert to cosign 2.5.0

docs: fix version in changelog

ci: add more assertions (#30)

docs: update README for v0.5.0 (#22)

chore: add v0.4.3 to updates

fix: pager doesn't respond to arrow keys

chore: add cosign.pub to releases

docs: update README for v0.4.0

feat: bookmarks include urls in task summary

feat: add support for toml config (#8)