v0.3.0

What's Changed

• Enforcing typing via runtime checks using typeguard by @jamesbraza in #8
• Testing Message.append_text by @jamesbraza in #9
• Adding CodeFlash CI and updated tooling configs by @jamesbraza in #10
• Removed 'arbitrary_types_allowed=True' from Pydantic configs by @jamesbraza in #11
• Fixing repo tooling/CI by @jamesbraza in #12
• Removing write-once protection in DBBackend by @sidnarayanan in #13
• env-specific extras by @jamesbraza in #15

Full Changelog: v0.2.0...v0.3.0