feat: Addedd ReadOnlySpan, Refactor to class, improve XML docs #773

Job	Run time
all / Version Management / Detect Version	20s
all / Commit Linter / Commitlint	16s
all / Code Formatting / Validate Code Formatting	33s
all / Run Tests / Testing .NET solution	59s
all / Build Solution	-1s
	2m 7s

Provide feedback