Validates fan-out / fan-in workflow topology — detects the silent fan-in starvation pattern (handlers returning void / non-generic Task that produce no downstream message). Canonical rules + procedure for what the compiler cannot catch and the build cannot surface.
$npx -y skills add joslat/maf-doctor --skill maf-fan-out-validatorInstalls into the current project.
Run `npx skills use "https://github.com/joslat/maf-doctor" --skill "joslat/maf-doctor/maf-fan-out-validator"` 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/joslat/maf-doctor" that are relevant to the current task. Run `npx skills add "https://github.com/joslat/maf-doctor"` and select the relevant skills, then follow their instructions.