Metadata for a skill per Agent Skills spec.
interface LoaderSkillMetadataOptional: Space-delimited list of pre-approved tools
Optional: Environment requirements (max 500 chars)
What this subagent does. The main agent uses this to decide when to delegate.
Optional: License name or reference to bundled license file
Metadata for the edit operation, attached to the ToolMessage
File path of edited file, undefined on failure
Source of the skill ('user' or 'project')