update dependencies, Iframe module loading

pusher/package.json

@@ -52,7 +52,7 @@
     "openid-client": "^4.7.4",
     "prom-client": "^12.0.0",
     "query-string": "^6.13.3",
-    "uWebSockets.js": "uNetworking/uWebSockets.js#v18.5.0",
+    "uWebSockets.js": "uNetworking/uWebSockets.js#v19.3.0",
     "uuidv4": "^6.0.7"
   },
   "devDependencies": {

pusher/yarn.lock

@@ -2342,9 +2342,9 @@ typescript@^3.8.3:
   resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.10.tgz#70f3910ac7a51ed6bef79da7800690b19bf778b8"
   integrity sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==
 
-uWebSockets.js@uNetworking/uWebSockets.js#v18.5.0:
-  version "18.5.0"
-  resolved "https://codeload.github.com/uNetworking/uWebSockets.js/tar.gz/9b1605d2db82981cafe69dbe356e10ce412f5805"
+uWebSockets.js@uNetworking/uWebSockets.js#v19.3.0:
+  version "19.3.0"
+  resolved "https://codeload.github.com/uNetworking/uWebSockets.js/tar.gz/7bf0faac5859fef2d113e83d22803f7833774c11"
 
 uri-js@^4.2.2:
   version "4.4.1"