some dashboard refactor (#2101)

web/frps/src/store/index.js

@@ -0,0 +1,24 @@
+import Vue from 'vue'
+import Vuex from 'vuex'
+import fetch from '@/utils/fetch'
+Vue.use(Vuex)
+
+const store = new Vuex.Store({
+  state: {
+    serverInfo: null
+  },
+  mutations: {
+    SET_SERVER_INFO(state, serverInfo) {
+      state.serverInfo = serverInfo
+    }
+  },
+  actions: {
+    async fetchServerInfo({ commit }) {
+      const json = await fetch('serverinfo')
+      commit('SET_SERVER_INFO', json || null)
+      return json
+    }
+  }
+})
+
+export default store