v0.4.4

What's Changed

• Refactor QdrantStore's delete method by @StreetLamb in #66
• Enhance agent prompts by @StreetLamb in #68
• Bump certifi from 2024.2.2 to 2024.7.4 in /backend by @dependabot in #69

Full Changelog: v0.4.3...v0.4.4