docs: update README — guardrails, sign-in flow, new API endpoints + statuses

docs: convert multi-agent pipeline diagram to mermaid flowchart

docs: rewrite README to reflect current system state

docs: add local run instructions to README

docs: update README with multi-agent review pipeline architecture

docs: update README project structure to reflect new docs/ layout

docs: update README — Supabase stack, auth, deploy guide, accurate structure

fix(deploy): use HF-valid colorTo value (orange -> red)

chore(deploy): add Hugging Face Docker Space config

docs: update README to reflect frontend rename (home/upload/review)

refactor: rename frontend pages — landing→home, index→upload

docs: update README to reflect ParsedPaper schema, Docling VLM, landing page

Revise README with updated review format and architecture

feat: rebrand to PaperMate, ARR review rubric, feedback form, UI improvements

Add README with setup and usage instructions