- Add paperless namespace to llm-serving NetworkPolicy ingress
- Point paperless-ai CUSTOM_BASE_URL to reasoning-predictor directly
- Gateway JWT auth not yet available for service accounts
- paperless-ai-agent has llm:inference role in Authentik
## Summary
Replaces hand-applied `llm-serving-default-deny` NetworkPolicy with a git-managed, namespace-scoped policy that only allows traffic from the api-gateway.
**Issue:** #13
Co-authored-by: rock <[email protected]>