Update Neon colors and show color circles in theme picker

- Update NeonMoodTint to use synthwave colors matching Neon voting style
  (cyan, lime, yellow, orange, magenta)
- Replace text label with 5 color circles in theme preview Colors row
- Remove unused textColor customization code and picker views
- Add .id(moodTint) to Month/Year views for color refresh
- Clean up various unused color-related code

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

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Shared/FeelsApp.swift

@@ -76,21 +76,46 @@ struct FeelsApp: App {
 
             if newPhase == .active {
                 UNUserNotificationCenter.current().setBadgeCount(0)
-                // Check subscription status on each app launch
-                Task {
-                    await iapManager.checkSubscriptionStatus()
-                }
-                // Authenticate if locked
+
+                // Authenticate if locked - this must happen immediately on main thread
                 if authManager.isLockEnabled && !authManager.isUnlocked {
                     Task {
                         await authManager.authenticate()
                     }
                 }
-                // Reschedule Live Activity when app becomes active
-                LiveActivityScheduler.shared.scheduleBasedOnCurrentTime()
+
+                // Defer all non-critical foreground work to avoid blocking UI
+                Task.detached(priority: .utility) { @MainActor in
+                    // Refresh from disk to pick up widget/watch changes
+                    DataController.shared.refreshFromDisk()
+
+                    // Clean up any duplicate entries first
+                    DataController.shared.removeDuplicates()
+
+                    // Fill in any missing dates (moved from AppDelegate)
+                    DataController.shared.fillInMissingDates()
+
+                    // Reschedule notifications for new title
+                    LocalNotification.rescheduleNotifiations()
+
+                    // Log event
+                    EventLogger.log(event: "app_foregorund")
+                }
+
+                // Defer Live Activity scheduling (heavy DB operations)
+                Task.detached(priority: .utility) {
+                    await LiveActivityScheduler.shared.scheduleBasedOnCurrentTime()
+                }
 
                 // Catch up on side effects from widget/watch votes
-                MoodLogger.shared.processPendingSideEffects()
+                Task.detached(priority: .utility) {
+                    await MoodLogger.shared.processPendingSideEffects()
+                }
+
+                // Check subscription status (network call) - throttled
+                Task.detached(priority: .background) {
+                    await iapManager.checkSubscriptionStatus()
+                }
             }
         }
     }