Sharing documents between multiple InMemoryDocumentStore instances

Sharing documents between multiple InMemoryDocumentStore instances: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). I'm building a RAG setup with Haystack 2 where I have a separate indexing pipeline and a query pipeline. Both of them need to operate on the same set…