add admin list to state

src/store/modules/user.js

 const state = {
   token: null,
+  adminList: [],
 };
 
 const mutations = {
@@ -9,6 +10,9 @@ const mutations = {
   saveToken(state, token) {
     state.token = token;
   },
+  addAdmin(state, communityID) {
+    state.adminList.push(communityID);
+  },
 };
 
 export default {