Helps users discover and install AI skills from a team's Nacos server when they ask questions like "how do I do X", "I want to X", "help me with X", "find a skill for X", "is there a skill that can...", or express interest in extending capabilities. This skill should be used when the user is looking for functionality that might exist as an installable skill in Nacos. Also supports uploading and publishing skills for team sharing.