Wire FEAT auth, bootstrap, vLLM-with-Neon-pile, profile-sync, conversation summary, and avatar/UserUpdate model into upstream/dev base

Adopt FEAT cybersecurity branding, CSS, Canvas/Chat/Sidebar UI, HF Spaces deploy infra, SQLite shim wiring, last-week's advisor cap + thinking-indicator fixes

Feat/persona avatars (#43)

Feat/validate lucide icons (#21)

Add configuration support (#3)

Backend Documentation Addition

fix pdf formatting

chat summary generator and pdf formatter

file export support

Merge branch 'main' into sohank-feature

routes file cleanup and related changes in orchestrators

Merge branch 'main' into chroma_db

file upload feature

BACKEND : Setup Database to store and retrieve information

document upload support