Load layouts and optional features from staged asset caches

frontend/p2p-transfer.js

@@ -99,7 +99,7 @@
     return new Promise((resolve) => {
       const xid = newXid();
       const pc = new RTCPeerConnection({ iceServers });
-      const worker = new Worker('/p2p-recv-worker.js');
+      const worker = window.Lazy ? window.Lazy.worker('/p2p-recv-worker.js') : new Worker('/p2p-recv-worker.js');
       let settled = false;
       let idle = null;
       let expected = size;