Add Emberwake Cloud Ecosystem deploy hub with AWS and generic spread templates.

Unified expandable panels with mermaid flows, ZIP export, connection tests, and Playwright smoke coverage.

agent/client/fleet_torrent_gossip_test.go

@@ -17,7 +17,7 @@ func TestHandleFleetTorrentGossipMergesDHT(t *testing.T) {
 		}},
 	})
 	c.handleFleetTorrentGossip(payload)
-	peers := deploy.FleetShardDHTSnapshot().PeersForShard("tok", 1, "10.0.0")
+	peers := deploy.FleetShardDHTSnapshot().PeersForShard("tok", 1, "10.0.0", "")
 	if len(peers) != 1 || peers[0].AgentID != "peer" {
 		t.Fatalf("peers=%+v", peers)
 	}