Added initial files

.gitignore

.gitlab-ci.yml

...est.Integration/Microwave.Classes.Test.Integration.csproj

...Classes.Test.Integration/TestMicrowaveTimerIntegration.cs

Microwave.Classes.Test/BoundaryTest/ButtonTest.cs

Microwave.Classes.Test/BoundaryTest/DisplayTest.cs

Microwave.Classes.Test/BoundaryTest/DoorTest.cs

Microwave.Classes.Test/BoundaryTest/LightTest.cs

Microwave.Classes.Test/BoundaryTest/OutputTest.cs

Microwave.Classes.Test/BoundaryTest/PowerTubeTest.cs

Microwave.Classes.Test/ControllerTest/CookControllerTest.cs

...ve.Classes.Test/ControllerTest/MicrowaveControllerTest.cs

....Classes.Test/DomainTest/MicrowaveControllerStateTests.cs

Microwave.Classes.Test/GlobalUsings.cs

Microwave.Classes.Test/Microwave.Classes.Test.csproj

Microwave.Classes/Boundary/Button.cs

Microwave.Classes/Boundary/Display.cs

Microwave.Classes/Boundary/Door.cs

Microwave.Classes/Boundary/Interfaces/IButton.cs

Microwave.Classes/Boundary/Interfaces/IDisplay.cs