chore: update version

chore: update dep

ci: add test coverage on ci

chore: fix doc and demo

test: add test case

feat: add cache and default options

fix: add simple codiff class

Configure .gitignore for Clacky dev environment and dependency management

chore: bump version

fix: update export

fix: build error

fix: update format & fix diff editor update

fix: update README.md

fix(playground): fix edge case crash

fix: dist path