Draft and validate a complete FSI Agent Skill package from an APPROVED skill spec: map the archetype and risk tier to the required components, assemble specification-valid frontmatter and the standard body sections, wire deterministic validation and eval scripts, and produce a review-ready authoring plan that ties every claim to the build standards and lists the approvals still owed. Use when a skill engineer, product owner, or developer wants to scaffold a new FSI skill, check a draft package for completeness and template fidelity, or confirm frontmatter metadata and source hierarchy. Keywords: skill authoring, SKILL.md, frontmatter, archetype, risk tier, package scaffol…