fix: 后退前进功能

src/App.vue

@@ -7,31 +7,6 @@
 import { storageKey } from '@/utils/constants'
 export default {
   name: 'App',
-  mounted () {
-    // 浏览器控制按钮前进后退触发函数
-    window.addEventListener('popstate', this.popstate, false)
-  },
-  unmounted () {
-    window.removeEventListener('popstate', this.popstate, false)
-  },
-  methods: {
-    popstate () {
-      const historyJSON = sessionStorage.getItem(storageKey.history)
-      if (history) {
-        const history = JSON.parse(historyJSON)
-        if (history.index > -1) {
-          history.index--
-        } else {
-          history.index = history.history.length - 3
-        }
-        sessionStorage.setItem(storageKey.history, JSON.stringify(history))
-        this.$router.push({
-          path: history.history[history.index].path,
-          query: history.history[history.index].query
-        })
-      }
-    }
-  },
   setup () {
     // 处理刷新后  $dayJs的时区变为默认的问题
     const timezone = localStorage.getItem(storageKey.sysTimezone) || ''