Modernizes UIKit apps for multi-window environments by replacing legacy shared-state APIs with context-appropriate modern alternatives. This includes references to mainScreen, interfaceOrientation, application and scene lifecycle, as well as safe area inset updates.
$npx -y skills add superagents-lab/xcode27-skills --skill uikit-app-modernizationInstalls into the current project.
Run `npx skills use "https://github.com/superagents-lab/xcode27-skills" --skill "superagents-lab/xcode27-skills/uikit-app-modernization"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/superagents-lab/xcode27-skills" that are relevant to the current task. Run `npx skills add "https://github.com/superagents-lab/xcode27-skills"` and select the relevant skills, then follow their instructions.