Add test environment variables

WebAPI/Controllers/PingController.cs

@@ -18,11 +18,19 @@ namespace WebAPI.Controllers
     [Authorize]
     public class PingController : Controller
     {
+        private readonly IConfiguration configuration;
+        public PingController(
+        IConfiguration _configuration)
+        {
+            configuration = _configuration;
+        }
+
         [HttpGet]
         [Route("Ping")]
+        [AllowAnonymous]
         public IActionResult Ping()
         {
-            return Ok(new { data = "Pong" });
+            return Ok(configuration["PONG"]);
         }
     }
 }