refactor: format and lint codebase (#971)

app/assets/javascripts/Utils/ManageSubscription.ts

@@ -0,0 +1,13 @@
+import { SNApplication } from '@standardnotes/snjs'
+
+export function openSubscriptionDashboard(application: SNApplication): void {
+  application
+    .getNewSubscriptionToken()
+    .then((token) => {
+      if (!token) {
+        return
+      }
+      window.open(`${window.dashboardUrl}?subscription_token=${token}`)
+    })
+    .catch(console.error)
+}