cmux Core Control Use this skill to control non-browser cmux topology and routing. Core Concepts - Window: top-level macOS cmux window. - Workspace: tab-like group within a window. - Pane: split container in a workspace. - Surface: a tab within a pane (terminal or browser panel). Fast Start Settings and Docs Use before changing cmux-owned settings. It prints the docs URL, schema URL, raw GitHub resources, cmux.json paths, and reload command. cmux-owned settings live in . Legacy and files are read only as fallback for missing keys. Before editing, copy any existing file to a timestamped next t…