refactor: centralize relay vs direct E2EE

packages/relay/package.json

@@ -5,6 +5,7 @@
   "type": "module",
   "exports": {
     ".": "./src/index.ts",
+    "./e2ee": "./src/e2ee.ts",
     "./node": "./src/node-adapter.ts",
     "./cloudflare": "./src/cloudflare-adapter.ts"
   },

packages/relay/src/e2ee.ts

@@ -0,0 +1,7 @@
+export {
+  createClientChannel,
+  createDaemonChannel,
+  EncryptedChannel,
+} from "./encrypted-channel.js";
+export type { Transport, EncryptedChannelEvents } from "./encrypted-channel.js";
+