feat: add soft haptic feedback when toggling filter dropdown menu

- Added light haptic feedback when tapping title to show/hide menu
- Added haptic feedback when dismissing menu by tapping background
- Added haptic feedback when selecting a menu item
- Provides better tactile response for user interactions

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: graycreate

V2er/View/Feed/FilterMenuView.swift

@@ -22,6 +22,10 @@ struct FilterMenuView: View {
                 Color.black.opacity(0.3)
                     .ignoresSafeArea()
                     .onTapGesture {
+                        // Soft haptic feedback
+                        let impactFeedback = UIImpactFeedbackGenerator(style: .light)
+                        impactFeedback.impactOccurred()
+
                         onDismiss()
                     }
                     .transition(.opacity)
@@ -38,6 +42,10 @@ struct FilterMenuView: View {
                                         isSelected: tab == selectedTab,
                                         needsLogin: tab.needsLogin() && !AccountState.hasSignIn()
                                     ) {
+                                        // Soft haptic feedback
+                                        let impactFeedback = UIImpactFeedbackGenerator(style: .light)
+                                        impactFeedback.impactOccurred()
+
                                         if tab.needsLogin() && !AccountState.hasSignIn() {
                                             Toast.show("登录后才能查看「\(tab.displayName())」下的内容")
                                         } else {

V2er/View/Widget/TopBar.swift

@@ -67,6 +67,10 @@ struct TopBar: View {
                                 .foregroundColor(.primary)
                         }
                         .onTapGesture {
+                            // Soft haptic feedback
+                            let impactFeedback = UIImpactFeedbackGenerator(style: .light)
+                            impactFeedback.impactOccurred()
+
                             dispatch(FeedActions.ToggleFilterMenu())
                         }
                     } else {