v0.1.0

Changelog

• 524fad9 feat: CLI commands — add, use, list, current, show, check, remove, doctor, policy, init
• 25e91b2 feat: core packages — profile store, git wrapper, policy engine, config, ui
• be990ff feat: init gitx plugin v1 git profile
• 5e91130 feat: update the Readme header
• cb5ac61 fix: gofmt formatting and Windows CI build step