* feat: add storybook for testing
Signed-off-by: Yue Yang <g1enyy0ung@gmail.com>

* fix: license
Signed-off-by: Yue Yang <g1enyy0ung@gmail.com>

* chore: add snapshot testing
Signed-off-by: Yue Yang <g1enyy0ung@gmail.com>

* fix: license
Signed-off-by: Yue Yang <g1enyy0ung@gmail.com>

* chore: update
Signed-off-by: Yue Yang <g1enyy0ung@gmail.com>
Co-authored-by: Ti Chi Robot <ti-community-prow-bot@tidb.io>