Fix formatting (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/style-rules/ide0055)

Prefer an 'IsEmpty' check rather than using 'Any()', both for clarity and for performance (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1860)

Prefer an 'IsEmpty' check rather than using 'Any()', both for clarity and for performance (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1860)

Prefer an 'IsEmpty' check rather than using 'Any()', both for clarity and for performance (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1860)

Optimize LINQ method call. (http://pihrt.net/roslynator/analyzer?id=RCS1077)

Optimize LINQ method call. (http://pihrt.net/roslynator/analyzer?id=RCS1077)

Optimize LINQ method call. (http://pihrt.net/roslynator/analyzer?id=RCS1077)

Optimize LINQ method call. (http://pihrt.net/roslynator/analyzer?id=RCS1077)

Use element access. (http://pihrt.net/roslynator/analyzer?id=RCS1246)