Use pattern matching (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/style-rules/ide0083)

Code should not contain multiple blank lines in a row (https://github.com/DotNetAnalyzers/StyleCopAnalyzers/blob/master/documentation/SA1507.md)

Object initialization can be simplified (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/style-rules/ide0017)

Using directive is unnecessary. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/style-rules/ide0005)

Using directive is unnecessary. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/style-rules/ide0005)

Use pattern matching (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/style-rules/ide0083)

Code should not contain multiple blank lines in a row (https://github.com/DotNetAnalyzers/StyleCopAnalyzers/blob/master/documentation/SA1507.md)

Object initialization can be simplified (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/style-rules/ide0017)

Using directive is unnecessary. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/style-rules/ide0005)