///|
pub fn cli_help() -> String {
  [
    "moonbit-brandbook " + version(),
    "",
    "Usage: moon run cmd/main --  [options]",
    "",
    "Commands:",
    "  demo                 render the bundled example",
    "  validate             validate --text or --input content",
    "  render               render --format markdown|html|css|json|yaml|tailwind|figma",
    "  benchmark            run deterministic parser and renderer measurements",
    "  help                 show this help",
    "  version              show the library version",
    "",
    "Options:",
    "  --text     provide inline JSON or YAML",
    "  --input        native CLI input path",
    "  --output       output path for native CLI adapters",
  ].join("\n")
}