Get working yarn setup

babel.config.js

@@ -0,0 +1,5 @@
+module.exports = {
+  presets: [
+    '@vue/app'
+  ]
+}

package.json

@@ -1,5 +1,49 @@
 {
+  "name": "comptes",
+  "version": "0.1.0",
+  "private": true,
+  "scripts": {
+    "serve": "vue-cli-service serve",
+    "build": "vue-cli-service build",
+    "lint": "vue-cli-service lint"
+  },
   "dependencies": {
-    "@vue/cli": "^3.2.1"
+    "vue": "^2.5.17",
+    "vue-router": "^3.0.1",
+    "vuex": "^3.0.1"
+  },
+  "devDependencies": {
+    "@vue/cli-plugin-babel": "^3.2.0",
+    "@vue/cli-plugin-eslint": "^3.2.0",
+    "@vue/cli-service": "^3.2.0",
+    "@vue/eslint-config-standard": "^4.0.0",
+    "babel-eslint": "^10.0.1",
+    "eslint": "^5.8.0",
+    "eslint-plugin-vue": "^5.0.0-0",
+    "vue-template-compiler": "^2.5.17"
+  },
+  "eslintConfig": {
+    "root": true,
+    "env": {
+      "node": true
+    },
+    "extends": [
+      "plugin:vue/essential",
+      "@vue/standard"
+    ],
+    "rules": {},
+    "parserOptions": {
+      "parser": "babel-eslint"
     }
+  },
+  "postcss": {
+    "plugins": {
+      "autoprefixer": {}
+    }
+  },
+  "browserslist": [
+    "> 1%",
+    "last 2 versions",
+    "not ie <= 8"
+  ]
 }