fix(cache): add cache-busting version to interactive-diagram.js

SUMMARY:
Added version query string to interactive-diagram.js script tag to force
browser cache refresh for the SVG access fix.

CHANGES:
- Added ?v=20251019160000 to interactive-diagram.js script tag

IMPACT:
Users will now load the fixed JavaScript that properly accesses the SVG
via contentDocument fallback. Prevents stale cache issues.

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

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

public/architecture.html

@@ -509,7 +509,7 @@
   <script src="/js/scroll-animations.js"></script>
 
   <!-- Interactive Architecture Diagram (Phase 3) -->
-  <script src="/js/components/interactive-diagram.js"></script>
+  <script src="/js/components/interactive-diagram.js?v=20251019160000"></script>
 
   <!-- Footer Component -->
   <script src="/js/components/footer.js"></script>