DoveCard: Share Business Cards

Jul 8, 2021

- Optimized account creation and management: Users can now log in/switch accounts more freely by using a mobile phone number. Account registration and data exchange have been updated to reflect this
- Simplified navigation layout
- Temporarily removed the News Feed page
- Standardized time display format throughout the app
- Added an app User Guide, which can be viewed during the registration process and accessed from the Settings page
- General bug fixes