Skill Authoring Write skills that load at the right moment, teach what the model does not already know, and prove their own results. When to Use TRIGGER when: - The user creates a skill directory, or asks to improve, review, or split an existing skill. - A skill triggers too often, too rarely, or collides with a sibling skill. - fails, or a skill must be registered in a plugin or the marketplace. - The user wants a skillgrade eval for a skill. Do not use when: - The user is writing app docs, a README, a changelog, or marketing copy. - The user is editing library or plugin source that is not a…