update theme selection

CLAUDE.md

@@ -29,6 +29,13 @@ All Dart code examples, patterns, and snippets are maintained in **CODE_EXAMPLES
 - Localization setup
 - Deployment configurations
 
+### 🎨 App Settings & Theme:
+See **[APP_SETTINGS.md](APP_SETTINGS.md)** for:
+- AppSettingsBox (Hive) - centralized app settings storage
+- Theme system with dynamic seed colors
+- ColorScheme usage guide
+- Available seed color options
+
 ---
 
 ## 🤖 SUBAGENT DELEGATION SYSTEM 🤖