v1.2.0

What's Changed

• added awaitable mailbox functionality by @matthambrecht in #5
• added cleanup functionality by @matthambrecht in #6
• init workflow by @matthambrecht in #7
• fix github workflow by @matthambrecht in #8
• added unit tests by @matthambrecht in #9
• pre-release documentation fixes by @matthambrecht in #10
• quality of life updates by @matthambrecht in #11

Full Changelog: v1.0.1...v1.2.0