Various fixes & improvements
- fix: Rename "errors topic" to its actual name in prod (20) by untitaker
- feat(querylog): Stricter schema (18) by lynnagara
- build: Add py.typed for mypy type annotations (17) by lynnagara
- fix: Fix all known event schema errors (19) by untitaker
- ref: Add schemas and more CI (16) by untitaker
- feat(python): Respect the version number requested (15) by lynnagara
- test: Add test that loads all topics (14) by lynnagara
- feat: Add Rust library (13) by lynnagara