[2.10.0] Add agent-native reviewer and architecture skill

- Add agent-native-reviewer agent to verify features are agent-accessible
- Add agent-native-architecture skill for prompt-native design patterns
- Add agent-native-reviewer to /review command parallel agents
- Move agent-native skill to correct plugin folder
- Update component counts (25 agents, 12 skills)
- Include mermaid dark mode fix from PR #45

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

plugins/compound-engineering/commands/workflows/review.md

@@ -66,6 +66,7 @@ Run ALL or most of these agents at the same time:
 10. Task performance-oracle(PR content)
 11. Task devops-harmony-analyst(PR content)
 12. Task data-integrity-guardian(PR content)
+13. Task agent-native-reviewer(PR content) - Verify new features are agent-accessible
 
 </parallel_tasks>
 
@@ -346,6 +347,7 @@ After creating all todo files, present comprehensive summary:
 - security-sentinel
 - performance-oracle
 - architecture-strategist
+- agent-native-reviewer
 - [other agents]
 
 ### Next Steps: