Add new capabilities to an existing Agent Skill without breaking current functionality. Non-destructive additions only.
Add new domain adapters, phases, sub-skills, schemas, or platform support to an existing skill. All additions are non-destructive — existing files are only modified to add references.
/extend-skill
| Type | What Gets Added |
|---|---|
| Domain | New references/domain/<name>.md + reference in SKILL.md |
| Sub-skill |
New skills/<command>/SKILL.md + reference in SKILL.md |
| Schema | New references/schemas/<name>.schema.json |
| Platform | New platform output files (plugin.json, tools/, etc.) |
| Agent | New agents/<name>.md + reference in SKILL.md |
| Phase | New prompts/<phase>.md + update meta-controller |
/extend-skill
> Target: .agent/skills/iterative-evolver
> Type: domain
> Details: Add a "devops" domain adapter for infrastructure evolution