Remove authorization for healthcheck API (#2105)

* remove authorization for healthcheck

* use allow anonymous instead

---------

Co-authored-by: chuongnguyen <[email protected]>

Author: cqnguy23

src/Microsoft.Azure.SignalR.Emulator/Common/SignalRServiceWebApiDefinition.cs

@@ -28,6 +28,7 @@ internal abstract class SignalRServiceWebApiDefinition : ControllerBase
         /// <response code="200">The service is healthy</response>
         [HttpGet("health"), HttpHead("health")]
         [ProducesResponseType(200)]
+        [AllowAnonymous]
         public abstract IActionResult GetHealthStatus();
 
         // POST /api/v1/hubs/chat

test/Microsoft.Azure.SignalR.Emulator.Tests/Controllers/SignalRServiceEmulatorWebApiTests.cs

@@ -51,6 +51,15 @@ public SignalRServiceEmulatorWebApiTests()
             _controller.ControllerContext = controllerContext;
         }
 
+        [Fact]
+        public void HealthCheckReturnsOK()
+        {
+            var result = _controller.GetHealthStatus();
+
+            // assert
+            Assert.IsType<OkResult>(result);
+        }
+
         // CheckConnectionExistence Tests
         [Fact]
         public void CheckConnectionExistenceValidConnectionReturnsOk()