Step by step tutorial to build a registration service
0 - project setup
Tag 0.0.2
1 - Domain
Tag 0.0.3
2 - Domain validation with Option
Tag 0.0.4
3 - Proper domain validation with some help from Cats
Tag 0.0.5
4 - Storage Support
Tag 0.0.6
5 - Rest API layer
Tag 0.0.7
6 - Extended implementation - added simple pagination
Tag 0.0.8
7 - Added patch support
Tag 0.0.9