hello-skill
The smallest useful Agent Skill. It greets the user and can explain how a skill is structured. It needs no tools, no files and no network access.
Install
bash
skills install @spboucher/hello-skill --client claude-codeThen ask your agent: "Is the hello skill loaded?"
Contents
SKILL.md: frontmatter (name,description,license) and instructions.agent-registry.json: the registry manifest (identity, version, compatibility).