RyanIdea questions

• Invalid `Podfile` file: cannot load such file. /flutter/packages/flutter_tools/bin/podhelper
• rsync error: some files could not be transferred (code 23) Command PhaseScriptExecution failed with a nonzero exit code
• Conditional cast from 'AppDelegate' to 'UNUserNotificationCenterDelegate' always succeeds (Flutter)

RyanIdea answers