Non-nullable string type, how to use with Asp.Net Core options

Question

MS states Express your design intent more clearly with nullable and non-nullable reference types.

My intent is to express, that properties Issuer and <

Answer 1

As far as the compiler knows, it has not been initialized and can be null. Use the !(null-forgiving operator) as a last resort (and leave a comment explaining why you used !.

// This should be set by the options binding
public string Issuer { get; set; } = null!;