add modules folder based on s_menu

test/vuex/acc-one-item-usage-v3/store.js

@@ -0,0 +1,13 @@
+import usage from "./modules/usage.js";
+import used from "./modules/used.js";
+import system from "../../../apps/modules/system/system.js";
+export const store = new Vuex.Store({
+  modules: {
+    usage: usage,
+    used: used,
+    system: system,
+  },
+  state: {},
+  mutations: {},
+  actions: {},
+});