[Epic] Architecture (module security & CI)

[djm81]

Overview

Architecture epic for module security, CI signing automation, and runtime integrity for the specfact-cli-modules repository.

Mirrors the specfact-cli Architecture Epic (specfact-cli#194) for the modules-specific CI and signing concerns.

Scope

This epic covers:

• Automated CI-driven module signing (replacing local key requirement)
• Manifest integrity and trust chain enforcement at the CI/CD boundary
• Module registry security and distribution

Child Features

• [Feature] Module Trust Chain & CI Security — CI signing automation

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