Change Phase 1 to Phase 2 for agent context update

Author: Diegobevilacqua

templates/commands/plan.md

@@ -67,7 +67,7 @@ You **MUST** consider the user input before proceeding (if not empty).
    - Evaluate gates (ERROR if violations unjustified)
    - Phase 0: Generate research.md (resolve all NEEDS CLARIFICATION)
    - Phase 1: Generate data-model.md, contracts/, quickstart.md
-   - Phase 1: Update agent context by running the agent script
+   - Phase 2: Update agent context by running the agent script
    - Re-evaluate Constitution Check post-design
 
 4. **Stop and report**: Command ends after Phase 2 planning. Report branch, IMPL_PLAN path, and generated artifacts.