feat: integrate {{CODEX_PLAN_REVIEW}} into CEO and eng review templates

CEO review: insert after Section 11 + add Outside Voice summary row.
Eng review: replace hardcoded Step 0.5 with resolver (adds fallback,
logging, dashboard, xhigh reasoning, cross-model tension tracking).

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

plan-ceo-review/SKILL.md.tmpl

@@ -622,6 +622,8 @@ Required ASCII diagram: user flow showing screens/states and transitions.
 If this plan has significant UI scope, recommend: "Consider running /plan-design-review for a deep design review of this plan before implementation."
 **STOP.** AskUserQuestion once per issue. Do NOT batch. Recommend + WHY. If no issues or fix is obvious, state what you'll do and move on — don't waste a question. Do NOT proceed until user responds.
 
+{{CODEX_PLAN_REVIEW}}
+
 ## Post-Implementation Design Audit (if UI scope detected)
 After implementation, run `/design-review` on the live site to catch visual issues that can only be evaluated with rendered output.
 
@@ -716,6 +718,7 @@ List every ASCII diagram in files this plan touches. Still accurate?
   | TODOS.md updates     | ___ items proposed                          |
   | Scope proposals      | ___ proposed, ___ accepted (EXP + SEL)      |
   | CEO plan             | written / skipped (HOLD/REDUCTION)           |
+  | Outside voice        | ran (codex/claude) / skipped                 |
   | Lake Score           | X/Y recommendations chose complete option   |
   | Diagrams produced    | ___ (list types)                            |
   | Stale diagrams found | ___                                         |