Changelog

Improvements:

Learning Machine: Improved prompts and default support for user_memory when using learning machine

SurrealDB - created_at and updated_at timestamps now correctly convert to UTC
Knowledge - Fixed an issue causing some topics to be skipped while loading
Knowledge - Fixed an issue causing some chunks to be overwritten.
WebsiteReader - Fixed an issue with skip_if_exists when crawling web pages
Knowledge - Fixed an issue causing documents without an explicit ID would fail to deduplicate, causing duplicate entries on re-indexing

fix: remove unused variable in test_seltz to fix CI by @harshsinha03 in #6187
fix: Knowledge loop continuation, filter validation, and search exception handling by @Mustafa-Esoofally in #6050
fix: correct UTC timestamp conversion in SurrealDB by @harshsinha03 in #6190
fix: use correct chunk ID in DocumentChunking overlap section by @Mustafa-Esoofally in #6159
fix: Add fallback chunk ID generation for documents without id/name by @Mustafa-Esoofally in #6018
fix: knowledge cookbook bugs and improve consistency by @Mustafa-Esoofally in #6184
fix: Compute per-page content_hash for website crawling by @Mustafa-Esoofally in #6054
fix: pin unstructured<0.18.31 to fix CI by @Mustafa-Esoofally in #6200
chore: release 2.4.6 by @ysolanky in #6203

Full Changelog: v2.4.5...v2.4.6