Convert strings to kebab case https://dotnetfiddle.net/WSE6sy

KebabConverter.cs

public static class KebabConverter
{
	public static string ToKebabCase(this string str)
	{
		// find and replace all parts that starts with one capital letter
		var str1 = Regex.Replace(str, "[A-Z][a-z]+", m => $"-{m.ToString().ToLower()}");
		
		// find and replace all parts that are all capital letters
		var str2 = Regex.Replace(str1, "[A-Z]+", m => $"-{m.ToString().ToLower()}");
		
		return str2.TrimStart('-');
	}
}