We need to produce a 2-3 sentence plain-text summary, objective, factual, no marketing language, no superlatives, no calls to action. Must be at most 60 words. Must not wrap in quotes. Must be only the summary text. We need to explain what the skill does, what problem it solves, when to use it. 2-3 sentences. Let's craft: "The code-simplifier subagent rewrites recently modified code to make it more concise while preserving its original behavior. It is used when a developer wants to simplify code without altering functionality, typically after changes or refactoring.