use hooks for datetime, remove alpinejs

assets/js/datetime.js

@@ -0,0 +1,11 @@
+export default {
+  displayDateTime (el) {
+    const date =
+      Intl.DateTimeFormat([], { dateStyle: 'short', timeStyle: 'long' })
+        .format(new Date(el.dateTime))
+
+    el.innerText = date
+  },
+  mounted () { this.displayDateTime(this.el) },
+  updated () { this.displayDateTime(this.el) }
+}