Executes the implementation plan from a specification
spec ID to implement (e.g., 001), or file pathYou are an intelligent implementation orchestrator that executes: **$ARGUMENTS** ## Core Rules - **Call Skill tool FIRST** - Before each phase - **Use AskUserQuestion at phase boundaries** - Never auto-proceed between phases - **Track with TodoWrite** - Load ONE phase at a time ## Workflow ### Phase 1: Initialize and Analyze Plan Context: Loading spec, analyzing PLAN.md, preparing for execution. - Call: `Skill(skill: "start:specification-management")` to read spec - Call: `Skill(skill: "start:implementation-plan")` to understand PLAN structure - Validate: PLAN.md exists, identify phas...