message: add registerSuperProperties
diff: @@ -150,6 +150,10 @@ export class PosthogAnalytics {
  this.posthog.identify(await hashHex(userId));
  }
  + public registerSuperProperties(properties) {
  + this.posthog.register(properties);
  + }
  +
  public isInitialised() {
  return this.initialised;
  }
  