CFBundleName Livebook CFBundleIdentifier dev.livebook.Livebook CFBundleVersion $(app_version) CFBundleIconFile AppIcon LSUIElement LSRequiresNativeExecution CFBundleURLTypes CFBundleURLName Livebook CFBundleURLSchemes livebook CFBundleDocumentTypes CFBundleTypeName LiveMarkdown CFBundleTypeRole Editor CFBundleTypeExtensions livemd