fix: `context` should be initialized first

fix: landscape (#36)

feat: [SpringBoard] support get the orientation of the interface

fix: avoid bounds out of range

> #28

fix: [XCTest] stop observing pid

> #31

feat: [SpringBoard] support get the app's icon

fix: get all data correctly

> #27

fix: get more values by session

> #26

fix: `fd` leak when connecting to `usbmuxd` failed (#25)

Co-authored-by: zhongkaizhu <[email protected]>

feat: [DiagnosticsRelay] new functions `Reboot` `Shutdown`