Kaizen for Developers

Extend declared seams while one shared host preserves protected behavior

Kaizen for Developers Extend declared seams while one shared host preserves protected behavior Developer · reviewed source · Architecture component Developer reviewed source Declared Seam · controller, hook, tool · Architecture component Declared Seam controller, hook, tool Static Registry · exact id + version · REVIEWED PIPELINE CODE Static Registry exact id + version Pipeline Controller · orders work · REVIEWED PIPELINE CODE · no direct effects Pipeline Controller orders work no direct effects Lifecycle Extension · bounded hook · REVIEWED PIPELINE CODE Lifecycle Extension bounded hook Conformance · contract + boundary · REVIEWED PIPELINE CODE Conformance contract + boundary Shared Host · effects + lifecycle · REVIEWED PIPELINE CODE Shared Host effects + lifecycle Trusted Backend · authority + policy · SERVER AUTHORITY Trusted Backend authority + policy Durable Journal · events + terminal · SERVER AUTHORITY Durable Journal events + terminal atomic admission typed intent validated draft REVIEWED PIPELINE CODE SERVER AUTHORITY Legend Frontend Backend Database Security Message bus External

Allowed Variation

  • • Persona and capability
  • • Tool grants and source selection
  • • Controller sequence and bounded lifecycle hooks

Fixed Protection

  • • Identity, authorization, and policy
  • • Model and tool execution
  • • Budgets, journal, audit, and terminal settlement

Proof Before Promotion

  • • Static registration validates the complete set
  • • Conformance covers every controller
  • • Safety gates outweigh quality or speed