release v0.0.4

[henomis]

Tasks

• 🐞 fix metadata deep copy #32
• Don't store documents content as metadata, return ID. #33
• include more unit test #34
• check all New constructors and if they contain initialization of default values, consider to unexport the struct. (easy if all the struct properties are unexported) #35
• refactor vector upsert & index creation, Create a batch upsert (100?) and check if index exists already #36
  • batchSize = 25 default, index shouldn't be created by lingoose.
  • Document content can be inserted (as done in v0.0.3) into vectors as metadata ref: here
• provide package errors #37
• lmm metadata callback #38
• add github star button
• refactor documentation following the changes of this PR and all related to this issue
• use String() in prompt #39
• Add types.Meta for metadata #40
• add pdf loader #41
• refactor float64 embeddings #42
• Support whisper audio output format #43
• change embedder interface #44
• use this to chunk and normalize openai embeddings #45
  • integrate tiktoken
• refactor loader and add PubMed #46