Age Check #120

Why that plugin should be added?
Some (stupid) countries and states are enforcing minimum-age to access apps.

What features this plugin should have and how it should work?
Check the age of the end-user.

What alternatives you've considered?
None

Is this plugin implementable on all OSes (Android, iOS, macOS, WASM, Windows...)?
Android: Play Age Signals API
iOS/macOS: Declared Age Range

Did you known any particular limitation for specific OS?
Not available on Windows and WASM

Additional context