v0.3.0

What's Changed

This is a big one. Tons of improvements. Significant speedups thanks to reduced blocking, and reduced building.
Major test improvements.
Unfortunately also some minor breaking changes.

• Refactor/change to uv and pytest by @oOo0oOo in #10
• Feature/multi request in flight by @oOo0oOo in #11

Full Changelog: v0.2.1...v0.3.0