Search the user's claude.ai skills by keyword. Call this when a skill (a reference document or instruction set the user has uploaded or enabled) might help complete the task.
Examples:
- "follow the team's PR guidelines" → keywords ["pr", "review", "guidelines"]
- "export this as a slide deck" → keywords ["pptx", "slides", "presentation"]
Returns a ranked list with id, name, description, and whether the skill is enabled. When results fit, call SuggestSkills to render the add card. If nothing relevant, proceed without mentioning that you searched.