move helpers out again

seems anything under pages, besides api needs to be a react component

helpers/storage.js

@@ -0,0 +1,17 @@
+const FORM_DATA_KEY = 'pfadiBussleFormData'
+
+function getStorage() {
+  return localStorage
+}
+
+export function storeFormData({ org, name, email, street, zip, city }) {
+  getStorage().setItem(
+    FORM_DATA_KEY,
+    JSON.stringify({ org, name, email, street, zip, city })
+  )
+}
+
+export function loadFormData() {
+  const dataAsString = getStorage().getItem(FORM_DATA_KEY)
+  return JSON.parse(dataAsString || '{}')
+}