我有一个 Vue 组件，用于与$route.
由于我进行了一些升级，它不再起作用，我收到消息：
[Vue warn]：无效的监视源：“$route”。监视源只能是 getter/effect 函数、ref、反应对象或这些类型的数组。
这是我的package.json：
{
"name": "prix-de-gros.vue",
"version": "0.1.0",
"private": true,
"scripts": {
"serve": "vue-cli-service serve",
"build": "vue-cli-service build",
"lint": "vue-cli-service lint"
},
"dependencies": {
"@vue/composition-api": "0.6.6",
"axios": "^0.19.2",
"chart.js": "^2.9.3",
"core-js": "^3.6.5",
"moment": "^2.27.0",
"regenerator-runtime": "^0.13.7",
"remove": "^0.1.5",
"slugify": "^1.4.5",
"tiptap-vuetify": "^2.24.0",
"vue": "^2.6.12",
"vue-i18n": "^8.21.0",
"vue-router": "^3.4.3",
"vuetify": "^2.3.9",
"vuex": "^3.5.1",
"webpack": "^4.44.1"
},
"devDependencies": {
"@mdi/js": "^5.5.55",
"@vue/cli-plugin-babel": "^4.5.4",
"@vue/cli-plugin-eslint": "^4.5.4",
"@vue/cli-plugin-router": "^4.5.4",
"@vue/cli-plugin-vuex": "^4.5.4",
"@vue/cli-service": "^4.5.4",
"@vue/eslint-config-prettier": …