Screening test fixed some bugs

Diligent.WebAPI.Business/Services/ScreeningTestService.cs

         private async Task<string> GetToken()
         {
             string token = "";
-            if (_memoryCache.TryGetValue("JWT", out string t))
+            if (_memoryCache.TryGetValue("JWT", out string t) && !string.IsNullOrEmpty(t))
             {
                 token = t;
             }
 
         public async Task<AuthSuccessResponse> LoginToScreening()
         {
-            _logger.LogInformation($"Start calling microservice to login");
+            _logger.LogInformation($"Start calling microservice to login on service {string.Format(_settings.Url + "auth")}");
             var httpClient = new HttpClient();
             var requestUri = new Uri(string.Format(_settings.Url + "auth"));
             var httpContent = new StringContent(System.Text.Json.JsonSerializer.Serialize(new AuthMicroserviceRequest
             try
             {
                 var result = JsonConvert.DeserializeObject<AuthSuccessResponse>(content);
-                var expires = result.Expires.Value - DateTime.Now;
+                var expires = result.Expires.Value - DateTime.UtcNow;
                 var cacheEntryOptions = new MemoryCacheEntryOptions()
                    .SetSlidingExpiration(TimeSpan.FromSeconds(60))
                    .SetAbsoluteExpiration(expires)

Diligent.WebAPI.Host/appsettings.json

     "BaseUrl": "https://test-hr-center.dilig.net"
   },
   "ScreeningTest": {
-    "Url": "https://localhost:44349/api/v1/",
+    "Url": "https://test-integration-api.dilig.net/api/v1/",
     "Email": "hrcenter@dilig.net",
     "Password": "MYRandomPass135!",
-    "link": "https://localhost:44336/Intern/ToS?id={0}"
+    "link": "https://testing.dilig.net/Intern/ToS?id={0}"
   }
 }