Add env/.env.example.paperclip documenting the two required environment
variables for the Paperclip agent orchestrator services:
- PAPERCLIP_DB_PASSWORD -- PostgreSQL password for paperclip-db
- PAPERCLIP_AUTH_SECRET -- Better Auth secret key for token signing
Users copy this to .env and fill in the secrets before deploying.
You can really get stuck if the flake need the service that is down because the flake is badly configured because you cannot change it because the flake wont build because................