Refactor multi-agent chat handling with improved caching, logging, and session management; enhance database schema for feedback logging

Refactor agents to use asynchronous clients, enhance SQL execution with connection pooling, and improve rate-limiting logic

Refactor RAG chunking and retrieval logic; add match threshold and metadata filters for enhanced document retrieval

Enhance CSV generation scripts with header rows and improve inventory generation logic

Enhance user_logs migration with new columns, add feedback_logs table, and create evaluation views

Revert "+semantic chunking"

+semantic chunking

added logger

feat: Enhance document handling by adding doc_id to user documents table and updating upload logic to capture doc_id from insert response

feat: Integrate DeepSeek API for chat completions and update related functionality

feat: Add PDF upload functionality with Supabase storage integration

fix: add RLS policies table for enhanced user data security

fix: update date range in generate_dummy_csv to use dynamic values based on the current date

Add generated data and Supabase setup; track fact_sales with LFS