update doc

src/pages/edge/adobe-journey-optimizer/content-card-ui/iOS/public-classes/contentcarduieventlistening.md

@@ -39,6 +39,8 @@ Called when the content card appears on the screen. Implementation of this metho
 
 - _card_ - The [ContentCardUI](./contentcardui.md) that is displayed.
 
+#### Syntax
+
 <CodeBlock slots="heading, code" repeat="1" languages="Swift" />
 
 #### Swift
@@ -55,6 +57,8 @@ Called when the content card is dismissed. Implementation of this method is opti
 
 - _card_ - The [ContentCardUI](./contentcardui.md) that is dismissed.
 
+#### Syntax
+
 <CodeBlock slots="heading, code" repeat="1" languages="Swift" />
 
 #### Swift
@@ -77,6 +81,8 @@ Called when the user interacts with the content card. Implementation of this met
 
 A boolean value indicating whether the interaction event was handled. Return `true` if the client app has handled the `actionURL` associated with the interaction. Return `false` if the SDK should handle the `actionURL`.
 
+#### Syntax
+
 <CodeBlock slots="heading, code, content" repeat="1" languages="Swift" />
 
 #### Swift

src/pages/edge/adobe-journey-optimizer/content-card-ui/iOS/tutorial/customizing-content-card-templates.md

@@ -29,8 +29,8 @@ Messaging extension provides a way to customize content cards based on the templ
 
 Perform the following steps to customize content card templates:
 
-1. Conform to the [ContentCardCustomizing](../public-classes/contentcardcustomizing.md) protocol in your class or struct.
-2. Implement the desired methods of the [ContentCardCustomizing](../public-classes/contentcardcustomizing.md) protocol.
+1. Conform to the ContentCardCustomizing protocol in your class or struct.
+2. Implement the desired methods of the ContentCardCustomizing protocol.
 
 Below is an example implementation of `ContentCardCustomizing`. In this example, the `HomePageCardCustomizer` class conforms to the `ContentCardCustomizing` protocol and customizes the `SmallImageTemplate` content card template:
 

src/pages/edge/adobe-journey-optimizer/content-card-ui/iOS/tutorial/listening-content-card-events.md

@@ -83,7 +83,11 @@ struct HomePage: View, ContentCardUIEventListening {
 
 ## Handling actionable URLs
 
-The `onInteract` method provides an optional `actionURL` parameter associated with the interaction event. To handle this URL in your application, return true from the `onInteract` method:
+The `onInteract` method provides an optional `actionURL` parameter associated with the interaction event. The return value of this method determines how the URL is handled.
+
+- Return `true` if your application has successfully handled the URL. This indicates to the SDK that no further action is needed.
+
+- Return `false` to allow the SDK to process the URL.
 
 <CodeBlock slots="heading, code" repeat="1" languages="Swift" />
 
@@ -93,7 +97,9 @@ The `onInteract` method provides an optional `actionURL` parameter associated wi
 func onInteract(_ card: ContentCardUI, _ interactionId: String, actionURL: URL?) -> Bool {
     guard let url = actionURL else { return false }
 
-    // Handle the actionable URL in your application
+    // Your application handles the actionable URL here
+
+    // Return true to indicate that the SDK need not process the URL
     return true
 }
 ```