Fix scrolling of favorites on macOS Big Sur

macOS/VerticalScrollingFix.swift

@@ -0,0 +1,42 @@
+// source: https://stackoverflow.com/a/65002837
+
+import SwiftUI
+
+// we need this workaround only for macOS
+// this is the NSView that implements proper `wantsForwardedScrollEvents` method
+final class VerticalScrollingFixHostingView<Content>: NSHostingView<Content> where Content: View {
+    override func wantsForwardedScrollEvents(for axis: NSEvent.GestureAxis) -> Bool {
+        axis == .vertical
+    }
+}
+
+// this is the SwiftUI wrapper for our NSView
+struct VerticalScrollingFixViewRepresentable<Content>: NSViewRepresentable where Content: View {
+    let content: Content
+
+    func makeNSView(context _: Context) -> NSHostingView<Content> {
+        VerticalScrollingFixHostingView<Content>(rootView: content)
+    }
+
+    func updateNSView(_: NSHostingView<Content>, context _: Context) {}
+}
+
+// this is the SwiftUI wrapper that makes it easy to insert the view
+// into the existing SwiftUI view builders structure
+struct VerticalScrollingFixWrapper<Content>: View where Content: View {
+    let content: () -> Content
+
+    init(@ViewBuilder content: @escaping () -> Content) {
+        self.content = content
+    }
+
+    var body: some View {
+        VerticalScrollingFixViewRepresentable(content: self.content())
+    }
+}
+
+extension View {
+    @ViewBuilder func workaroundForVerticalScrollingBug() -> some View {
+        VerticalScrollingFixWrapper { self }
+    }
+}