Enhance the code conventions in the project

[rejurime]

The code has various styles applied that are not in sync with C# conventions; it needs to be improved.

• https://learn.microsoft.com/en-us/dotnet/csharp/fundamentals/coding-style/coding-conventions
• https://learn.microsoft.com/en-us/dotnet/csharp/fundamentals/coding-style/identifier-names

[rejurime]

https://github.com/DotNetAnalyzers/StyleCopAnalyzers/blob/master/documentation/SA1201.md