v1.2.1

What's Changed

• feat: email service by @Impre-visible in https://github.com/Impre-visible/invoicerr/pull/106
• feat: allow xml download by @Impre-visible in https://github.com/Impre-visible/invoicerr/pull/107

Full Changelog: https://github.com/Impre-visible/invoicerr/compare/v1.2.0...v1.2.1