checking sanity failures

Author: AniketDev7

Contentstack.Core.Tests/Integration/ConfigurationTests/RegionSupportTest.cs

@@ -41,8 +41,9 @@ public async Task Region_DefaultHost_ConnectsSuccessfully()
         [Fact(DisplayName = "Region Configuration - Region Standard CDN Works Correctly")]
         public async Task Region_StandardCDN_WorksCorrectly()
         {
-            // Arrange
-            var client = CreateClient("cdn.contentstack.io");
+            // Arrange - Use configured host instead of hardcoded cdn.contentstack.io
+            // This allows the test to work with custom regions like dev11
+            var client = CreateClient(TestDataHelper.Host);
 
             // Act
             var entry = await client

Contentstack.Core.Tests/Integration/StackTests/StackOperationsComprehensiveTest.cs

@@ -308,9 +308,10 @@ public async Task Stack_ImageDelivery_AssetUrlIsAccessible()
         [Fact(DisplayName = "Stack Operations - Stack Branches Support Can Query With Branch")]
         public async Task Stack_Branches_Support_CanQueryWithBranch()
         {
-            // Arrange
+            // Arrange - Include Host for custom regions like dev11
             var options = new ContentstackOptions()
             {
+                Host = TestDataHelper.Host,
                 ApiKey = TestDataHelper.ApiKey,
                 DeliveryToken = TestDataHelper.DeliveryToken,
                 Environment = TestDataHelper.Environment,
@@ -408,6 +409,7 @@ public async Task Stack_Timeout_Configuration_IsRespected()
             // Arrange
             var options = new ContentstackOptions()
             {
+                Host = TestDataHelper.Host,  // Use configured host for custom regions
                 ApiKey = TestDataHelper.ApiKey,
                 DeliveryToken = TestDataHelper.DeliveryToken,
                 Environment = TestDataHelper.Environment,