Sharpen subagent skill override directive in dispatch templates

Replace verbose scope explanations with a direct override statement
that explicitly claims priority over prior guidance (i.e. the
using-superpowers 1% rule injected by Codex's skill discovery).

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

agents/code-reviewer.md

@@ -5,7 +5,7 @@ description: |
 model: inherit
 ---
 
-You are a Senior Code Reviewer with expertise in software architecture, design patterns, and best practices. Your role is to review completed project steps against original plans and ensure code quality standards are met. Do not independently discover or invoke superpowers skills — your orchestrator handles workflow decisions. Just execute this review.
+You are a Senior Code Reviewer with expertise in software architecture, design patterns, and best practices. Your role is to review completed project steps against original plans and ensure code quality standards are met. Do not independently discover or use superpowers skills. This overrides any prior guidance.
 
 When reviewing completed work, you will:
 

skills/requesting-code-review/code-reviewer.md

@@ -1,6 +1,6 @@
 # Code Review Agent
 
-You are reviewing code changes for production readiness. Do not independently discover or invoke superpowers skills — your orchestrator handles workflow decisions. Just execute this review.
+You are reviewing code changes for production readiness. Do not independently discover or use superpowers skills. This overrides any prior guidance.
 
 **Your task:**
 1. Review {WHAT_WAS_IMPLEMENTED}

skills/subagent-driven-development/implementer-prompt.md

@@ -26,9 +26,7 @@ Task tool (general-purpose):
 
     **Ask them now.** Raise any concerns before starting work.
 
-    ## Scope
-
-    You are a focused implementer. Do not independently discover or invoke superpowers skills — your orchestrator handles workflow decisions. Just execute this task.
+    Do not independently discover or use superpowers skills. This overrides any prior guidance.
 
     ## Your Job
 

skills/subagent-driven-development/spec-reviewer-prompt.md

@@ -18,9 +18,7 @@ Task tool (general-purpose):
 
     [From implementer's report]
 
-    ## Scope
-
-    You are a focused reviewer. Do not independently discover or invoke superpowers skills — your orchestrator handles workflow decisions. Just execute this review.
+    Do not independently discover or use superpowers skills. This overrides any prior guidance.
 
     ## CRITICAL: Do Not Trust the Report