v3.3.0-p1

What's Changed

• fix: only restart listeners when listener configuration changes by @strattonlead in #1
• ci: build and test on GitHub Actions and publish binaries by @strattonlead in #2

New Contributors

• @strattonlead made their first contribution in #1

Full Changelog: https://github.com/strattonlead/smtp4dev/commits/v3.3.0-p1