The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, actions/setup-dotnet@v1. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

Unreachable code detected

Nullability of reference types in return type of 'Task<(bool?, IDownloadState?)> VerificationCache.Get(IDownloadState archive)' doesn't match implicitly implemented member 'Task<(bool? IsValid, IDownloadState State)> IVerificationCache.Get(IDownloadState archive)'.

This async method lacks 'await' operators and will run synchronously. Consider using the 'await' operator to await non-blocking API calls, or 'await Task.Run(...)' to do CPU-bound work on a background thread.

'SteamUser.UpdateMachineAuthCallback' is obsolete: 'Steam no longer sends machine auth as of 2023, use SteamAuthentication.'

'SteamUser.UpdateMachineAuthCallback' is obsolete: 'Steam no longer sends machine auth as of 2023, use SteamAuthentication.'

'SteamUser.MachineAuthDetails' is obsolete: 'Steam no longer sends machine auth as of 2023, use SteamAuthentication.'

'SteamUser.SendMachineAuthResponse(SteamUser.MachineAuthDetails)' is obsolete: 'Steam no longer sends machine auth as of 2023, use SteamAuthentication.'

'SteamUser.LogOnDetails.SentryFileHash' is obsolete: 'Steam no longer accepts machine auth as of 2023, use SteamAuthentication.'

Non-nullable property 'Email' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.