public async Task <Tokens> BuildJWTToken(CTWhoami whoami, List <string> scopes, FunctionContext <dynamic> fc)
{
await checkKeys(fc);
string idToken = createIDToken(whoami, scopes, fc);
string accessToken = createAccessToken(whoami, scopes, fc);
string refreshToken = createRefreshToken(fc, accessToken);
return(Tokens.BuildTokens(idToken, accessToken, refreshToken, JWTService.Expires_In_AccessToken));
}