fix(skills): normalize implementation-readiness metadata

src/bmm/agents/architect.agent.yaml

@@ -25,5 +25,5 @@ agent:
       description: "[CA] Create Architecture: Guided Workflow to document technical decisions to keep implementation on track"
 
     - trigger: IR or fuzzy match on implementation-readiness
-      exec: "{project-root}/_bmad/bmm/workflows/3-solutioning/bmad-check-implementation-readiness/workflow.md"
+      exec: "skill:bmad-check-implementation-readiness"
       description: "[IR] Implementation Readiness: Ensure the PRD, UX, and Architecture and Epics and Stories List are all aligned"

src/bmm/agents/pm.agent.yaml

@@ -36,7 +36,7 @@ agent:
       description: "[CE] Create Epics and Stories: Create the Epics and Stories Listing, these are the specs that will drive development"
 
     - trigger: IR or fuzzy match on implementation-readiness
-      exec: "{project-root}/_bmad/bmm/workflows/3-solutioning/bmad-check-implementation-readiness/workflow.md"
+      exec: "skill:bmad-check-implementation-readiness"
       description: "[IR] Implementation Readiness: Ensure the PRD, UX, and Architecture and Epics and Stories List are all aligned"
 
     - trigger: CC or fuzzy match on correct-course

src/bmm/workflows/3-solutioning/bmad-check-implementation-readiness/workflow.md

@@ -1,8 +1,3 @@
----
-name: bmad-check-implementation-readiness
-description: 'Validate PRD, UX, Architecture and Epics specs are complete. Use when the user says "check implementation readiness".'
----
-
 # Implementation Readiness
 
 **Goal:** Validate that PRD, Architecture, Epics and Stories are complete and aligned before Phase 4 implementation starts, with a focus on ensuring epics and stories are logical and have accounted for all requirements and planning.