Update signing configuration to use 88oakapps.feels identifiers

- Update App Group IDs from group.com.tt.feels to group.com.88oakapps.feels
- Update iCloud container IDs from iCloud.com.tt.feels to iCloud.com.88oakapps.feels
- Sync code constants with entitlements across all targets (iOS, Watch, Widget)
- Update documentation in CLAUDE.md and PROJECT_OVERVIEW.md

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

Shared/FeelsTips.swift

@@ -241,29 +241,40 @@ struct FeelsTipModifier: ViewModifier {
     let tip: any FeelsTip
     let gradientColors: [Color]
 
-    @ObservedObject private var tipsManager = FeelsTipsManager.shared
+    // Use local state for sheet to avoid interference from other manager state changes
+    @State private var showSheet = false
+    @State private var hasCheckedEligibility = false
 
     func body(content: Content) -> some View {
         content
             .onAppear {
-                tipsManager.showTipIfEligible(tip)
-            }
-            .sheet(isPresented: $tipsManager.showTipModal) {
-                if let currentTip = tipsManager.currentTip {
-                    TipModalView(
-                        icon: currentTip.icon,
-                        title: currentTip.title,
-                        message: currentTip.message,
-                        gradientColors: gradientColors,
-                        onDismiss: {
-                            tipsManager.markTipAsShown(currentTip)
-                        }
-                    )
-                    .presentationDetents([.height(340)])
-                    .presentationDragIndicator(.visible)
-                    .presentationCornerRadius(28)
+                // Only check eligibility once per view lifetime
+                guard !hasCheckedEligibility else { return }
+                hasCheckedEligibility = true
+
+                // Delay tip presentation to ensure view hierarchy is fully established
+                // This prevents "presenting from detached view controller" errors
+                DispatchQueue.main.asyncAfter(deadline: .now() + 0.5) {
+                    if FeelsTipsManager.shared.shouldShowTip(tip) {
+                        showSheet = true
+                    }
                 }
             }
+            .sheet(isPresented: $showSheet) {
+                TipModalView(
+                    icon: tip.icon,
+                    title: tip.title,
+                    message: tip.message,
+                    gradientColors: gradientColors,
+                    onDismiss: {
+                        showSheet = false
+                        FeelsTipsManager.shared.markTipAsShown(tip)
+                    }
+                )
+                .presentationDetents([.height(340)])
+                .presentationDragIndicator(.visible)
+                .presentationCornerRadius(28)
+            }
     }
 }