Analyse a codebase to detect and document its conventions — both explicit and hidden. Use this skill whenever the user wants to understand how a project is structured, what rules it follows, or wants to onboard into an unfamiliar codebase. Triggers include: "analyse my codebase", "what conventions does this project use", "reverse engineer the coding style", "what patterns are used here", "generate a CONVENTIONS.md", "what design patterns does this project follow", "how is this project organised", "detect code style", "understand this project's architecture", "run chameleon", or any request to document/discover how an existing project was built. Also trigger when a user up…