DataTable - load from json object

ref #5

src/components/DataTable.svelte

@@ -1,5 +1,5 @@
 <script>
-  import { _, t } from "svelte-i18n";
+  import { _, json } from "svelte-i18n";
   import { getlang } from "./datatable_i18n";
   import { Grid } from "gridjs";
   import "gridjs/dist/theme/mermaid.css";
@@ -7,7 +7,7 @@
   let table;
   const datatable = new Grid({
     columns: ["Name", "Email", "Phone Number"],
-    language: getlang($_("datatable")),
+    language: getlang($json("datatable")),
     sort: true,
     search: { enabled: true },
     data: [