Feature 'static local functions' is not available in C# 7.3. Please use language version 8.0 or greater. [D:\a\OpenActive.Server.NET\OpenActive.Server.NET\server\Examples\BookingSystem.AspNetFramework\BookingSystem.AspNetFramework.csproj]

Process completed with exit code 1.

No files were found with the provided path: ./tests/output/. No artifacts will be uploaded.

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

The 'PackageIconUrl'/'iconUrl' element is deprecated. Consider using the 'PackageIcon'/'icon' element instead. Learn more at https://aka.ms/deprecateIconUrl [D:\a\OpenActive.Server.NET\OpenActive.Server.NET\server\Fakes\OpenActive.FakeDatabase.NET\OpenActive.FakeDatabase.NET.csproj]

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. [D:\a\OpenActive.Server.NET\OpenActive.Server.NET\server\OpenActive.Server.NET\OpenActive.Server.NET.csproj]

Avoid empty interfaces [D:\a\OpenActive.Server.NET\OpenActive.Server.NET\server\OpenActive.Server.NET\OpenActive.Server.NET.csproj]

Exceptions should be public [D:\a\OpenActive.Server.NET\OpenActive.Server.NET\server\OpenActive.Server.NET\OpenActive.Server.NET.csproj]

Add the following constructor to SilentRollbackException: public SilentRollbackException(string message). [D:\a\OpenActive.Server.NET\OpenActive.Server.NET\server\OpenActive.Server.NET\OpenActive.Server.NET.csproj]

Add the following constructor to SilentRollbackException: public SilentRollbackException(string message, Exception innerException). [D:\a\OpenActive.Server.NET\OpenActive.Server.NET\server\OpenActive.Server.NET\OpenActive.Server.NET.csproj]

Member CalculateIdempotencyKey does not access instance data and can be marked as static (Shared in VisualBasic) [D:\a\OpenActive.Server.NET\OpenActive.Server.NET\server\OpenActive.Server.NET\OpenActive.Server.NET.csproj]

In externally visible method 'string IdempotencyStore.CalculateIdempotencyKey(OrderIdComponents orderId, string orderJson)', validate parameter 'orderId' is non-null before using it. If appropriate, throw an ArgumentNullException when the argument is null or add a Code Contract precondition asserting non-null argument. [D:\a\OpenActive.Server.NET\OpenActive.Server.NET\server\OpenActive.Server.NET\OpenActive.Server.NET.csproj]

Consider calling ConfigureAwait on the awaited task [D:\a\OpenActive.Server.NET\OpenActive.Server.NET\server\OpenActive.Server.NET\OpenActive.Server.NET.csproj]