feat: add Orchestrator button to toolbar

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

src/web/public/index.html

@@ -433,6 +433,7 @@
       </div>
 
       <div class="toolbar-right">
+        <button class="btn-toolbar btn-sm" onclick="app.toggleOrchestratorPanel()" title="Orchestrator Loop">&#x2699; Orchestrator</button>
         <span class="version-display" id="versionDisplay" title="Codeman version">v0.0.0</span>
       </div>
     </footer>