v0.0.4

What's Changed

• docs: add hierarchical agent knowledge base by @brianhong-dev in #3
• chore: ignore local omo state by @brianhong-dev in #4
• feat: record Jev usage per turn and session by @brianhong-dev in #5
• chore: prepare v0.0.4 release by @brianhong-dev in #6

Full Changelog: v0.0.3...v0.0.4