public IActionResult GetToken()
        {
            var verification = OAuth.Verify(HttpContext, db);

            if (verification != 0)
            {
                return(StatusCode(verification));
            }
            string token      = OAuth.GenerateBearerToken();
            var    tokenEntry = new OauthToken()
            {
                Value     = token,
                CreatedAt = DateTime.Now
            };

            db.OauthTokens.Add(tokenEntry);
            db.SaveChanges();
            return(JsonOk($"{{ \"access_token\": \"{token}\" }}"));
        }