- GET /api/auth/adobe/connect: reads ADOBE_REFRESH_TOKEN from .env,
refreshes the access token, stores in session — no login required
- Falls back to OAuth dialog only if no .env credentials exist
- Restores DocuSign OAuth start/callback endpoints alongside JWT connect
- 33/33 tests passing
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>