HttpError: Package not found. - https://docs.github.com/rest/packages/packages#delete-package-version-for-a-user

Consider calling ConfigureAwait on the awaited task (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca2007)

Possible null reference argument for parameter 'refreshToken' in 'Task<TokenSaveData> OAuthService.RequestRefreshTokenGrantAsync(string clientId, string clientSecret, string refreshToken, Uri baseAddress, CancellationToken cancellationToken = default(CancellationToken))'.

Type 'OAuthPasswordLimitedAuthenticatingHttpClientTests' can be sealed because it has no subtypes in its containing assembly and is not externally visible (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1852)

Type 'TestOAuthTokenSource' can be sealed because it has no subtypes in its containing assembly and is not externally visible (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1852)

Argument of type 'DateTimeOffset?' cannot be used as an output of type 'DateTimeOffset' for parameter 'ExpiresAt' in 'void RequestTokenResult.Deconstruct(out OAuthTokenResponse Token, out DateTimeOffset ExpiresAt, out DateTimeOffset? RefreshTokenExpiresAt)' due to differences in the nullability of reference types.

Argument of type 'DateTimeOffset?' cannot be used as an output of type 'DateTimeOffset' for parameter 'ExpiresAt' in 'void RequestTokenResult.Deconstruct(out OAuthTokenResponse Token, out DateTimeOffset ExpiresAt, out DateTimeOffset? RefreshTokenExpiresAt)' due to differences in the nullability of reference types.

Argument of type 'DateTimeOffset?' cannot be used as an output of type 'DateTimeOffset' for parameter 'ExpiresAt' in 'void RequestTokenResult.Deconstruct(out OAuthTokenResponse Token, out DateTimeOffset ExpiresAt, out DateTimeOffset? RefreshTokenExpiresAt)' due to differences in the nullability of reference types.

Argument of type 'DateTimeOffset?' cannot be used as an output of type 'DateTimeOffset' for parameter 'ExpiresAt' in 'void RequestTokenResult.Deconstruct(out OAuthTokenResponse Token, out DateTimeOffset ExpiresAt, out DateTimeOffset? RefreshTokenExpiresAt)' due to differences in the nullability of reference types.

Argument of type 'DateTimeOffset?' cannot be used as an output of type 'DateTimeOffset' for parameter 'ExpiresAt' in 'void RequestTokenResult.Deconstruct(out OAuthTokenResponse Token, out DateTimeOffset ExpiresAt, out DateTimeOffset? RefreshTokenExpiresAt)' due to differences in the nullability of reference types.