[Feature] Modular CLI Foundation

[djm81]

Feature: Modular CLI Foundation

Parent Epic: #194 Architecture (CLI structure, modularity, performance)

Groups the foundational work that established the modular CLI registry, lazy loading, bridge pattern, and core lifecycle management.

Child User Stories

• CLI Modular Command Registry (Dynamic Registration and Lazy Load) #193 — arch-01 (CLI modular command registry)
• [Change] Module package separation for command implementations #199 — arch-02 (module package separation)
• Module Lifecycle Management for Dependencies, Compatibility, and Safe Disable #203 — arch-03 (module lifecycle management)
• Core Contracts and Module Interface Formalization #206 — arch-04 (core contracts and interfaces)
• Bridge Registry for Cross-Module Service Interoperability #207 — arch-05 (bridge registry)

All closed/archived.