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/Models/UserDefaultsStore.swift

@@ -10,17 +10,15 @@ import Foundation
 enum VotingLayoutStyle: Int, CaseIterable {
     case horizontal = 0   // Current: 5 buttons in a row
     case cards = 1        // Larger tappable cards with labels
-    case radial = 2       // Semi-circle/wheel arrangement
-    case stacked = 3      // Full-width vertical list
-    case aura = 4         // Atmospheric glowing orbs with flowing layout
-    case orbit = 5        // Celestial orbit with center core
-    case neon = 6         // Synthwave arcade equalizer with glowing segments
+    case stacked = 2      // Full-width vertical list
+    case aura = 3         // Atmospheric glowing orbs with flowing layout
+    case orbit = 4        // Celestial orbit with center core
+    case neon = 5         // Synthwave arcade equalizer with glowing segments
 
     var displayName: String {
         switch self {
         case .horizontal: return "Horizontal"
         case .cards: return "Cards"
-        case .radial: return "Radial"
         case .stacked: return "Stacked"
         case .aura: return "Aura"
         case .orbit: return "Orbit"
@@ -162,6 +160,21 @@ enum DayViewStyle: Int, CaseIterable {
     var isGridLayout: Bool {
         self == .grid
     }
+
+    /// Styles available in the picker (some are disabled/experimental)
+    var isAvailable: Bool {
+        switch self {
+        case .motion, .leather, .wave, .morph, .prism, .ink:
+            return false
+        default:
+            return true
+        }
+    }
+
+    /// All styles available to users
+    static var availableCases: [DayViewStyle] {
+        allCases.filter { $0.isAvailable }
+    }
 }
 
 class UserDefaultsStore {