raw.githubusercontent.com/hanzoai/openapi/main/hanzo.yaml 404s (openapi is a
private repo), so every spec-update regen failed at the fetch. Fetch hanzo.yaml
through the GitHub Contents API with a SPEC_TOKEN (repo/contents:read on
hanzoai/openapi) instead. Local SPEC=... override unchanged.
Co-authored-by: zeekay <[email protected]>