JWT使用---来源practical-aspnetcore项目

            var claims = new[]
            {
                new Claim(ClaimTypes.Name, "Celon"),
                new Claim(ClaimTypes.Role, "Admin")
            };

            var option = _options.Value;

            var token = new JwtSecurityToken
            (
                issuer: option.Issuer,
                audience: option.Audience,
                claims: claims,
                expires: DateTime.Now.AddMinutes(60),
                signingCredentials: option.SigningCredentials
            );

            var outputToken = new JwtSecurityTokenHandler().WriteToken(token);

            var jwt = new JwtSecurityToken(token);