Add 4 new mood icon styles and improve widget layouts

New mood icon styles:
- Weather (☀️ → ⛈️)
- Garden (🌸 → 🥀)
- Hearts (💖 → 💔)
- Cosmic (⭐ → 🕳️)

Widget improvements:
- Small vote widget: 3-over-2 grid layout
- Medium vote widget: single horizontal row
- Redesigned voted stats view with checkmark badge
- Fixed text truncation on non-subscriber view
- Added comprehensive previews for all widget types

Bug fix:
- Voting header now updates when mood image style changes

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

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

Shared/Views/AddMoodHeaderView.swift

@@ -11,6 +11,7 @@ import SwiftData
 
 struct AddMoodHeaderView: View {
     @AppStorage(UserDefaultsStore.Keys.theme.rawValue, store: GroupUserDefaults.groupDefaults) private var theme: Theme = .system
+    @AppStorage(UserDefaultsStore.Keys.moodImages.rawValue, store: GroupUserDefaults.groupDefaults) private var imagePack: MoodImages = .FontAwesome
     @AppStorage(UserDefaultsStore.Keys.moodTint.rawValue, store: GroupUserDefaults.groupDefaults) private var moodTint: MoodTints = .Default
     @AppStorage(UserDefaultsStore.Keys.textColor.rawValue, store: GroupUserDefaults.groupDefaults) private var textColor: Color = DefaultTextColor.textColor
     @AppStorage(UserDefaultsStore.Keys.votingLayoutStyle.rawValue, store: GroupUserDefaults.groupDefaults) private var votingLayoutStyle: Int = 0
@@ -29,6 +30,10 @@ struct AddMoodHeaderView: View {
 
     var body: some View {
         ZStack {
+            // Force re-render when image pack changes
+            Text(String(imagePack.rawValue))
+                .hidden()
+
             theme.currentTheme.secondaryBGColor
 
             VStack(spacing: 16) {