replace moment with Intl.DateTimeFormat (#597)

apps/fz_http/assets/js/util.js

@@ -1,9 +1,20 @@
-import moment from "moment"
 import zxcvbn from "zxcvbn"
 
+const dateFormatter = new Intl.DateTimeFormat(
+  'en-US',
+  {
+    weekday: 'short',
+    month: 'short',
+    day: 'numeric',
+    year: 'numeric',
+    hour: 'numeric',
+    minute: 'numeric'
+  }
+)
+
 const FormatTimestamp = function (timestamp) {
   if (timestamp) {
-    return moment(timestamp).format("llll z")
+    return dateFormatter.format(new Date(timestamp))
   } else {
     return "Never"
   }

apps/fz_http/assets/package.json

@@ -18,7 +18,6 @@
     "buffer-from": "^1.1.1",
     "glob": "^7.1.7",
     "highlight.js": "^11.4.0",
-    "moment": "^2.29.1",
     "phoenix": "file:../../../deps/phoenix",
     "phoenix_html": "file:../../../deps/phoenix_html",
     "phoenix_live_view": "file:../../../deps/phoenix_live_view",