Add CI validation for YAML frontmatter in agent/skill/command files #338
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Adds a GitHub Actions workflow that validates frontmatter in agent, skill, and command .md files changed by a PR. Checks: - Agents: name and description are present and parseable - Skills: description is present (required for Skill tool discovery) - Commands: description is present and parseable The workflow only runs when PRs touch files in agents/, skills/, or commands/ directories, and only validates the changed files.
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noahzweben
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Feb 5, 2026
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What
Adds a GitHub Actions workflow that validates YAML frontmatter in
.mdfiles changed by a PR. Only runs when PRs touch files inagents/,skills/, orcommands/directories.Validation script
The script (
.github/scripts/validate-frontmatter.ts) parses YAML frontmatter and checks required fields:agents/*.md)nameanddescriptionmust be present and parseableskills/*/SKILL.md)descriptionmust be presentcommands/*.md)descriptionmust be present and parseableValues containing special YAML characters (
{}[]*&#\!|>%@) are auto-quoted before parsing.Usage
Context
See #337 for the frontmatter fixes that motivated this CI check.