fetch fix?

proj/map/asset/js/main.js

@@ -44,24 +44,11 @@ Vue.component('Accordeon', {
 
 const jsonurl = "https://ed.brz9.dev/proj/map/asset/json/db.json"
 
-async function getJson(url) {
-  let obj = await fetch(url)
-  let txt = await obj.text()
-  let json = JSON.parse(txt)
-  return json
-}
-
-let db2 = getJson(jsonurl)
-
+var jdb
 
 fetch(jsonurl)
-    .then(result => result.json())
-    .then((output) => {
-        let jdb = output;
-
-}).catch(err => console.error(err));
-
-
+  .then(res => res.json())
+  .then(data => jdb = data)
 
 let vm = new Vue({
   el: '#root',