observability implemented

agent calling

improve S3 chat file naming

citation prompt in chat

boq mode handling added to /routes

/get_boq api built using /upload and /consistency

mongodb storage implemented

S3 uploaded added

Fix: Restructure FastAPI app to properly include routes for Spaces deployment

Fix HF Spaces timeout: lazy load services, simplify Dockerfile

accepting api key only from user input

modularization and configuration