掌上火车票12306抢票

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- Support dark mode
- Improved interface display when using extra-large font settings.
- Optimize the smart voice assistant for quick navigation to main feature pages.
- Optimized the intelligent voice assistant to automatically read customer service messages for blind users.
- Added filter train sets
- When obtain a privacy permission, the purpose of the permission is displayed
- Add free child passenger
- Update station data
- Fix known bugs