https://deepengineering.net/p/issue-66-colla-acerbis-spec-driven-developmentPackt Deep Engineeringen2026-10-01T18:10:45+00:00Deep Engineering #66: Spec-Driven Development That Bounds AI Agents To Your Domain Modelhttps://deepengineering.net/p/spec-driven-development-needs-a-harnessPackt Deep Engineeringen2026-10-01T15:59:34+00:00Spec-Driven Development Needs a Harness, Not Just a Spec