What's Changed

• Support multiple apps in Plug.SwaggerUI by @zorbash in https://github.com/open-api-spex/open_api_spex/pull/676
• Validate keys given to operation/2 macro by @xxdavid in https://github.com/open-api-spex/open_api_spex/pull/675

New Contributors

• @xxdavid made their first contribution in https://github.com/open-api-spex/open_api_spex/pull/675

Full Changelog: https://github.com/open-api-spex/open_api_spex/compare/v3.21.5...v3.22.0