1. serviceworkerregistration api: shownotification

2. serviceworkerregistration api: shownotification: `options.actions` parameter

3. serviceworkerregistration api: shownotification: `options.badge` parameter

4. serviceworkerregistration api: shownotification: `options.data` parameter

5. serviceworkerregistration api: shownotification: `options.image` parameter

6. serviceworkerregistration api: shownotification: `options.renotify` parameter

7. serviceworkerregistration api: shownotification: `options.requireinteraction` parameter

8. serviceworkerregistration api: shownotification: `options.vibrate` parameter