fix(admin-web): fix agent-evals run endpoint + disable delete (no backend)

- B18: POST /agent-evals/suites/:id/run → /suites/:id/runs (plural)
- B19: DELETE /agent-evals/suites/:id has no backend endpoint — disabled with TODO Q3

dashboards/admin-web/src/app/(dashboard)/agent-evals/page.tsx

@@ -11,7 +11,6 @@ import {
   CheckCircle2,
   XCircle,
   Clock,
-  Trash2,
 } from 'lucide-react';
 import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
 import { Badge } from '@/components/ui/badge';
@@ -104,15 +103,17 @@ export default function AgentEvalsPage() {
   }
 
   async function handleRun(id: string) {
-    await apiFetch(`suites/${id}/run`, { method: 'POST' });
+    await apiFetch(`suites/${id}/runs`, { method: 'POST' });
     loadData();
   }
 
-  async function handleDelete(id: string) {
-    if (!confirm('Delete this evaluation suite?')) return;
-    await apiFetch(`suites/${id}`, { method: 'DELETE' });
-    loadData();
-  }
+  // TODO Q3: Backend has no DELETE /agent-evals/suites/:id endpoint.
+  // When suite deletion is implemented, uncomment this.
+  // async function handleDelete(id: string) {
+  //   if (!confirm('Delete this evaluation suite?')) return;
+  //   await apiFetch(`suites/${id}`, { method: 'DELETE' });
+  //   loadData();
+  // }
 
   const passedCount = suites.filter(s => s.lastRunStatus === 'passed').length;
   const failedCount = suites.filter(s => s.lastRunStatus === 'failed').length;
@@ -244,13 +245,7 @@ export default function AgentEvalsPage() {
                               <Play className="mr-2 h-4 w-4" />
                               Run
                             </DropdownMenuItem>
-                            <DropdownMenuItem
-                              onClick={() => handleDelete(s.id)}
-                              className="text-destructive"
-                            >
-                              <Trash2 className="mr-2 h-4 w-4" />
-                              Delete
-                            </DropdownMenuItem>
+                            {/* TODO Q3: Delete disabled — no backend endpoint yet */}
                           </DropdownMenuContent>
                         </DropdownMenu>
                       </TableCell>