refactor: hug llamaindex

[Mini256]

Design

• Design a new table schema

Arch

• Using Service to implement main processes
• Using Rag.Extension to support configurable components

Data Import

Services:

• ImportService

Data Index

Services:

• IndexService

Extensions:

• LLamaIndex TiDB Vector Store
• LLamaIndex TiDB/APP Document Store
• LLamaIndex Ingestion Pipeline for data Indexing

Data Query

Services:

• ChatService

Extensions:

• LLamaIndex Query Engine

TODO

• using unique string ID instead of number ID for chat (TBD)
• extract version metadata exector

[vercel]

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Name	Status	Preview	Comments	Updated (UTC)
rag	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Apr 16, 2024 9:25am
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