axiom-truth 0.7.0

Axiom — the truth layer: validation, simulation, guidance, and policy lens
Documentation
## Summary

- Describe the user-visible or operator-visible change.

## Checks

- [ ] Tests or validation relevant to this change were run
- [ ] Documentation was updated if behavior, setup, or policy changed
- [ ] New configuration is documented with secure defaults

## Security Review

- [ ] This change does not introduce hard-coded secrets
- [ ] This change does not expand data collection without documentation
- [ ] Authn/authz impact was reviewed if endpoints, actions, or permissions changed
- [ ] Logging impact was reviewed for sensitive data exposure
- [ ] External provider or model changes were reviewed for data handling impact

## Compliance Notes

- [ ] No new compliance claim is introduced without evidence
- [ ] Data handling scope is unchanged or updated in `SECURITY.md` and the relevant KB pages