feat(swarm): implement Swarm View remake with Operations, Archetypes, and Templates

This commit includes the new SwarmWorkspace with its 3 sub-tabs, the LeftPanel mission picker, and the comprehensive Operations Command Dashboard featuring the live interactive DAG telemetry and task assignment prep flow.

src/app/api/agents/list/route.ts

@@ -0,0 +1,19 @@
+import { NextResponse } from 'next/server';
+import { listAgents } from '../../../../lib/agent-registry';
+
+export async function GET(request: Request) {
+  const { searchParams } = new URL(request.url);
+  const projectRoot = searchParams.get('projectRoot');
+
+  if (!projectRoot) {
+    return NextResponse.json({ ok: false, error: 'projectRoot is required' }, { status: 400 });
+  }
+
+  const result = await listAgents({}, { projectRoot });
+
+  if (!result.ok) {
+    return NextResponse.json({ ok: false, error: result.error?.message }, { status: 500 });
+  }
+
+  return NextResponse.json({ ok: true, data: result.data });
+}