v0.0.4

What's Changed

• fix metadata deep copy in splitter by @henomis in #32
• Chore/31 return id after index search/storage by @henomis in #33
• chore: add more test and some fixes by @henomis in #34
• chore: refactor some structs to be instantiated using constructors by @henomis in #35
• chore: add batchupsert refactor code by @henomis in #36
• chore: add errors by @henomis in #37
• chore: add openai callback usage by @henomis in #38
• chore: replace Prompt() method with String() by @henomis in #39
• chore: add types.Meta for metadata by @henomis in #40
• chore: add pdf loader by @henomis in #41
• chore: refactor float64 embeddings by @henomis in #42
• chore: support whisper audio output format by @henomis in #43
• chore: change embedder interface by @henomis in #44
• Chore/31 implement openai safe embed by @henomis in #45
• Chore/31 refactor loader by @henomis in #46

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