Use when debugging NavigationStack issues (not responding, unexpected pops, crashes), build failures (SPM resolution, "No such module", hanging builds), or memory problems (retain cycles, leaks, deinit not called). Systematic diagnostic workflows for iOS/macOS.
How to install swift-diagnostics?
johnrogers/claude-swift-engineering/swift-diagnostics
$npx -y skills add johnrogers/claude-swift-engineering --skill swift-diagnosticsInstalls into the current project.
›Prefer a prompt? Paste this to your agent
Run `npx skills use "https://github.com/johnrogers/claude-swift-engineering" --skill "johnrogers/claude-swift-engineering/swift-diagnostics"` 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/johnrogers/claude-swift-engineering" that are relevant to the current task. Run `npx skills add "https://github.com/johnrogers/claude-swift-engineering"` and select the relevant skills, then follow their instructions.
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