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# System prepended metadata

title: Untitled

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## CarPlay
- WWDR 
- 申請難度 高
- MMplayableContentManager
- [MPNowPlayingInfoCenter](https://developer.apple.com/documentation/mediaplayer/mpnowplayinginfocenter)
- MPRemoteCommandCenter
## KeyPath
- [Fluent interfacel ](https://zh.wikipedia.org/wiki/%E6%B5%81%E5%BC%8F%E6%8E%A5%E5%8F%A3)
- [SnapKit](https://github.com/SnapKit/SnapKit)
- [Fluent Builder](https://medium.com/@sawomirkowalski/design-patterns-builder-fluent-interface-and-classic-builder-d16ad3e98f6c)
- 