feat(falukant): add character visual representation and settings

- Introduced FalukantCharacterVisual component to display character portraits and 3D figures based on user settings.
- Updated DirectorInfo, ChurchView, PoliticsView, and other components to utilize the new character visual component.
- Added visual settings management for users, allowing selection between portrait styles and display modes (portraits, 3D, or both).
- Implemented age rules for engagement and marriage in the backend, ensuring compliance with specified age limits.
- Created a new settings view for Falukant to manage visual preferences.
- Added new images for medieval character portraits.
- Updated translations for new settings and features in multiple languages.

frontend/src/components/AppSectionBar.vue

@@ -68,6 +68,7 @@ const TITLE_MAP = {
   'Flirt settings': 'sectionBar.titles.flirtSettings',
   'Account settings': 'sectionBar.titles.accountSettings',
   'Language assistant settings': 'sectionBar.titles.languageAssistantSettings',
+  'Falukant settings': 'sectionBar.titles.falukantSettings',
   Interests: 'sectionBar.titles.interests',
   AdminInterests: 'sectionBar.titles.adminInterests',
   AdminUsers: 'sectionBar.titles.adminUsers',