Fix FN_URL in podcast.ts to use runtime config

Untrack .env and fix .gitignore

Fix URL mismatch between Auth and Edge Functions

Update auth logic with debug info in all edge functions

Clean up extra files and fix auth in edge functions

style: remove width constraints to allow full-width notes

style: increase width of notes area to max-w-6xl

feat: adopt Clean Professional (Turbo AI) style for notes

feat: enforce Heading-First Expansion to prevent list grouping

feat: implement Strict Zero-Simplification Policy for Expert Agent

chore: migrate to new Supabase project vcevdkggfbhftaegkkkk

feat: Expert Academic Data Extraction Agent upgrade with parallel OCR and premium UI

fix: implement runtime environment variable injection for Hugging Face

fix: resolve Hugging Face deployment and environment variable issues

Deploy: OCR support for PDF/Images/DOCX