agent-skillslisted

# Agent Skills Author, validate, publish, and install Agent Skill packages for Antigravity, Claude Code, Codex, Copilot, Grok, and OpenCode. [skillify](../skillify/SKILL.md) owns extracting a skill from a session; [skill-security-review](../skill-security-review/SKILL.md) owns the trust review of third-party packages. ## Author 1. **Scaffold**: `skills init <name>`; the directory name and the lowercase hyphenated frontmatter `name` stay identical, and the description is one sentence stating capability then trigger, never a workflow summary. 1. **Package**: keep `SKILL.md` focused; scripts, references, and templates live one level deep and are linked directly from `SKILL.md` per the [package rules](references/package-rules.md). 1. **Fit the catalog**: read neighbors with overlapping descriptions and link them instead of copying; a first-party skill also declares its CLI names in `skills/contracts.json`. ## Validate 1. **Isolate the candidate**: copy only the skill to `<candidate-root>/<slug>/SKILL.md` with its linked resources; the publisher takes the parent root, and catalog-relative sibling links do not survive a standalone install. 1. **Dry run** (proves Agent Skills compatibility, not safety): ```bash gh skill publish --dry-run <candidate-root> ``` 1. **Catalog gate**: a first-party skill also passes `mise run check:skills` and `mise run test` (contracts, links, routing probes). 1. **Host discovery**: inspect whether the skill name and full description surviv