add manage html

html/manage-utils.js

@@ -0,0 +1,23 @@
+
+const testStr= "1111";
+
+async function restartAPP(appname, key){
+
+  const resp = await fetch(`https://api.heroku.com/apps/${appname}/dynos`,{
+                method: "Delete",
+                headers: {
+                    Accept: "application/vnd.heroku+json; version=3",
+                    Authorization: `Bearer ${key}`
+                }
+            });
+
+    if(resp.status === 202){
+        alert("restart success!")
+    }
+
+}
+
+export {
+    testStr,
+    restartAPP
+}