Backend: JWT middleware validates Clerk tokens on every request,
extracts org ID from claims, enforces org-scoped queries via
Supabase RLS. Frontend: ClerkProvider wraps the app, auth gate
blocks unauthenticated access, UserButton in header, token
injected into every API call. Supabase production wired to trust
Clerk JWTs via Third-Party Auth integration.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>