Automate release workflow

2.0.1

fix action file

Slack Bolt API

Complete rewrite of the Slack interfacing code of the bot.

Version 1.2

Some improvements and fixes

• Update README (#42) by @ajkerrigan
• Allow topchannels command in private messages (#41) by @ajkerrigan
• Add error handling for env vars; run pre-commit (#43) by @pmayd
• Improve joke command (#45) by @pmayd

Modern

Poetry, nox and more ... making it "hypermodern" (https://cjolowicz.github.io/posts/hypermodern-python-01-setup/)