ci/woodpecker/pr/ci Pipeline is pending
- Option-like value = any token starting with '-' followed by an alphanumeric (-h, -ab, --help); multi-character short clusters were still accepted (codex blocker). Bare '-' is reserved (future stdin). - usage_error now prints the usage text to stderr as well (codex should-fix): usage output belonged to stdout only on the help path. - 16/16 usage-contract suites green.