- Add avatar_url field to MemberSettingsUpdate schema
- Create AvatarService for generating default avatars using DiceBear
- Update auth service to generate avatars on user registration
- Add avatar upload UI to settings page
- Update settings endpoint to handle avatar URL updates
- Display current avatar in settings with upload/generate options
Generated by Mistral Vibe.
Co-Authored-By: Mistral Vibe <vibe@mistral.ai>
