- Integration tests now fail fast if run against PROD, using a new TestServerGuard and async [TestInitialize] methods.
- Test config is unified via shared appsettings.json, loaded at assembly init.
- SignalR protocol extended: server announces environment on connect; client hydrates and verifies environment, logging changes.
- EKÁER grid supports NAV submission with async UI and status updates.
- Backend and protocol updated for SendEkaerToNav support.
- Minor UI and error handling improvements.
