User

Signup

Login

Auth Router

Use JWT Token

Store Instance in Cache

Auth Login Router

Privilege Base

MongoDB

Requests (Get/Post)

Admin

User

Current

Analysis

CRUD

Approval

Service Provider

Service

Chat

School Food List

MongoDB

Output

Parse document content

Chunking (splitting into chunks)

Chunk 1

Chunk 2

Chunk 3 (Q&A)

Embedding 2

Embedding 3 (vector search)

Vector Database

Question in CHAT

Vector representation of question - embedding

LLM

Validate answer from LLM

User answer