🔖 new version 1

[command] npm run release

Merge branch 'master' into v2

Merge pull request 8398a7#29 from 8398a7/master

Do uncommitted check on pre branch

Merge branch 'master' into v2

remove unused files

[npm] run publish

[npm] run publish

[npm] run publish

Merge pull request 8398a7#10 from 8398a7/master

fix README