n
void Append(StringBuilder sb, int cp){ if (cp > 0xFFFF) { sb.Append((char)((cp - 0x10000) / 0x400 + 0xD800)); sb.Append((char)((cp - 0x10000) % 0x400 + 0xDC00)); } else { sb.Append((char)cp); }}
[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicProperties)]
.DefaultRequestHeaders.Authorization = new("Bearer", "XXX");