<aside> 🏷️
goal:status-go:P1:no-compatibility-issues
</aside>
‣
Introduce "migration" tests (ensure compatibility with previous version)
Patryk: There is one already:
TestLoginAndMigrationsStillWorkWithExistingDesktopUser
Use protobuf types in APIs
*Patryk: Then generate handlers on desktop/mobile side based on protobuf definitions.