Added

• Experimental A pw.xpacks.llm.document_store.DocumentStore to process and index documents.
• pw.xpacks.llm.servers.DocumentStoreServer used to expose REST server for retrieving documents from pw.xpacks.llm.document_store.DocumentStore.
• pw.xpacks.stdlib.indexing.HybridIndex used for querying multiple indices and combining their results.
• pw.io.airbyte.read now also supports streams that only operate in full_refresh mode.

Changed

• Running servers for answering queries is extracted from pw.xpacks.llm.question_answering.BaseRAGQuestionAnswerer into pw.xpacks.llm.servers.QARestServer and pw.xpacks.llm.servers.QASummaryRestServer.
• BREAKING: query and query_as_of_now of pathway.stdlib.indexing.data_index.DataIndex now produce an empty list instead of None if no match is found