feat: add support for scrollViewDidEndScrollingAnimation(_:) delegate method

Author: NicFontana

Sources/ScrollStackController/ScrollStack.swift

@@ -1066,6 +1066,14 @@ open class ScrollStack: UIScrollView, UIScrollViewDelegate {
         dispatchRowsVisibilityChangesTo(stackDelegate)
     }
 
+    public func scrollViewDidEndScrollingAnimation(_ scrollView: UIScrollView) {
+        guard let stackDelegate = stackDelegate else {
+            return
+        }
+        
+        stackDelegate.scrollStackDidEndScrollingAnimation(self)
+    }
+    
     open override func layoutSubviews() {
         super.layoutSubviews()
 

Sources/ScrollStackController/Support/ScrollStack+Protocols.swift

@@ -68,6 +68,11 @@ public protocol ScrollStackControllerDelegate: AnyObject {
     /// - Parameter offset: current scroll offset.
     func scrollStackDidScroll(_ stackView: ScrollStack, offset: CGPoint)
 
+    /// Tells the delegate when a scrolling animation in the scroll view concludes.
+    /// 
+    /// - Parameter stackView: The ScrollStack object that’s performing the scrolling animation.
+    func scrollStackDidEndScrollingAnimation(_ stackView: ScrollStack)
+    
     /// Row did become partially or entirely visible.
     ///
     /// - Parameter row: target row.