feat: Save state debug function.

conference.js

@@ -1060,6 +1060,14 @@ export default {
         downloadJSON(logs, filename);
     },
 
+    /**
+     * Download app state, a function that can be called from console while debugging.
+     * @param filename (optional) specify target filename
+     */
+    saveState(filename = 'meet-state.json') {
+        downloadJSON(APP.store.getState(), filename);
+    },
+
     /**
      * Exposes a Command(s) API on this instance. It is necessitated by (1) the
      * desire to keep room private to this instance and (2) the need of other