Validate all specs against the document model rules — check required frontmatter fields, valid status/effort values, track location (path-derived), DAG acyclicity, dispatch consistency, orphan detection, and status consistency. Use to catch structural issues across the spec tree.
$npx -y skills add changkun/wallfacer --skill wf-spec-validateInstalls into the current project.
Run `npx skills use "https://github.com/changkun/wallfacer" --skill "changkun/wallfacer/wf-spec-validate"` 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/changkun/wallfacer" that are relevant to the current task. Run `npx skills add "https://github.com/changkun/wallfacer"` and select the relevant skills, then follow their instructions.