Replace expo-notifications with JPush for push notifications across the app.
This includes adding JPush native module dependencies, configuring the JPush
plugin in app.json, implementing jpushService wrapper, and updating notification
services to use JPush APIs. Also adds device registration on token refresh for
both mobile and web platforms.
BREAKING CHANGE: expo-notifications removed in favor of JPush for push notifications
- Update app name, package name (skin.carrot.bbs → cn.qczlit.withyou), and bundle identifier
- Update API endpoints (bbs.littlelan.cn → withyou.littlelan.cn)
- Update URL scheme (carrotbbs:// → withyou://)
- Rename database from carrot_bbs to with_you
- Update CI/CD pipeline image names and artifact naming
- Add Android signing configuration for release builds
- Update all UI text and comments throughout the codebase
- Refactor registerStore to use in-memory state instead of AsyncStorage persistence
- Improve WebRTC track handling and call stream management
- Add metro platform resolution for native platform support
BREAKING app package, database, and URLs are no longer valid
