xapptor_user library

1. xapptor_auth package
2. documentation
3. xapptor_user.dart

xapptor_auth package

1. Libraries
2. check_if_app_enabled
3. face_id/compare_face_images
4. face_id/document_scanner
5. face_id/liveness_check
6. form_field_validators
7. get_api_key
8. user_info_form_functions
9. user_info_form_type
10. user_info_view
11. user_info_view_container
12. xapptor_user