Basic implementation of a WebSocket protocol with JSON.
Note : obfuscation & release build are deactivated again. Netty (needed for Ktor server) is a nightmare to build in release with or without proguard.
Spend more time until now on project configuration that in actual prototyping.
Change the navigation system
Add a basic file system management to save the charactersheet.
Add a common source code directory & commonTest module.
Add test to the business class.
