Fix desync when cancelling a gravship launch - #966

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4, actions/setup-dotnet@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

Possible null reference assignment.

Possible null reference assignment.

Dereference of a possibly null reference.

Converting null literal or possible null value to non-nullable type.

Possible null reference assignment.

The switch expression does not handle some values of its input type (it is not exhaustive) involving an unnamed enum value. For example, the pattern '(Multiplayer.Common.DevModeScope)2' is not covered.

Non-nullable field 'addGenericMethod' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the field as nullable.

Possible null reference assignment.

Dereference of a possibly null reference.

ProjectReference '/home/runner/work/Multiplayer/Multiplayer/Source/Common/Common.csproj' was resolved using '.NETFramework,Version=v4.8' instead of the project target framework '.NETCoreApp,Version=v8.0'. This project may not be fully compatible with your project.

Non-nullable field 'addGenericMethod' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the field as nullable.

Possible null reference assignment.

Possible null reference assignment.

Possible null reference assignment.

Converting null literal or possible null value to non-nullable type.

Possible null reference assignment.

Converting null literal or possible null value to non-nullable type.

The switch expression does not handle some values of its input type (it is not exhaustive) involving an unnamed enum value. For example, the pattern '(Multiplayer.Common.DevModeScope)2' is not covered.

Possible null reference assignment.

Dereference of a possibly null reference.

Dereference of a possibly null reference.

Converting null literal or possible null value to non-nullable type.

Possible null reference assignment.

Non-nullable field 'addGenericMethod' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the field as nullable.

Possible null reference assignment.

Possible null reference assignment.

Possible null reference assignment.

Converting null literal or possible null value to non-nullable type.

Possible null reference assignment.