Apply Robert C. Martin's Clean Code framework to write, review, and refactor source code for readability and maintainability. Use this whenever the task involves writing new functions, classes, modules, or services; reviewing or critiquing existing code; refactoring or cleaning up messy code; or improving code quality, readability, naming, structure, design, or architecture — even when the user never says the words "clean code". Trigger on requests like "review my code", "is this good code", "refactor this", "make this more readable", "clean this up", "why is this so hard to maintain", "this function is too long", "help me name this", "is my class doing too much", "how sh…