- Remove project-level qwen-settings-config skill and its references/
- Create bundled qc-helper skill at packages/core/src/skills/bundled/
that references docs/users/ for answering usage/config questions
- Update copy_bundle_assets.js to copy docs/users/ into dist/bundled/qc-helper/docs/
- Update dev.js to create symlink for dev mode docs access
- Add bundled docs directory verification in prepare-package.js
- Revert doc-update skills (docs-audit-and-refresh, docs-update-from-diff)
to main branch versions
