Node and npm environement:

Updated and tested with latest dependencies using node 12.2.0 and npm 6.9.0

Vue Client app

Kindly do rename yor application in package.json name

Pre-requisite

• NPM and/or Yarn installed

Steps

• Install vue cli 3 VUE CLI 3

    npm install -g @vue/cli
    # OR
    yarn global add @vue/cli
    # Check using
    vue --version

• Navigate to project client/app and execute

    npm install

• execute below command it start browser which help for run, build, testing etc

    vue ui

• You can also use cmd for executing

    "serve": "vue-cli-service serve",
    "build": "vue-cli-service build",
    "lint": "vue-cli-service lint",
    "test:unit": "vue-cli-service test:unit",
    "test:e2e": "vue-cli-service test:e2e"

• once vue ui started click on import and add your app (it emit error if node_module not installed )
• go to tasks menu and click on Serve (for running app)
• Other option like build , analyzer, plugin installation etc.
• You can also updating serve execution script in package.json by adding

Usage: vue-cli-service serve [options] [entry]

Options:
  --open    open browser on server start
  --copy    copy url to clipboard on server start
  --mode    specify env mode (default: development)
  --host    specify host (default: 0.0.0.0)
  --port    specify port (default: 8080)
  --https   use https (default: false)

VSCode Setting: Install eslint extension This is for vue client application formatting you can add your other plugins related to Golang, Python, todo Highlight, theme etc

{
"editor.fontFamily": "Fira Code, Menlo, Monaco, 'Courier New', monospace",
"editor.fontLigatures": true,
"editor.fontSize": 14,
"workbench.colorTheme": "Visual Studio Dark",
"nativescript.analytics.enabled": false,
"window.zoomLevel": 0,
"vetur.format.defaultFormatter.js": "vscode-typescript",
"vetur.format.defaultFormatter.html": "js-beautify-html",
"javascript.format.insertSpaceBeforeFunctionParenthesis": true,
"eslint.autoFixOnSave": true,
"eslint.validate": [
  {
    "language": "vue",
    "autoFix": true
  },
  {
    "language": "html",
    "autoFix": true
  },
  {
    "language": "javascript",
    "autoFix": true
  }
],
}
```sh
Ctrl + S => shall format your code (multiple save action may require)

-- edit: .eslintrc.js file update "plugin:vue/recommended" to "plugin:vue/strongly-recommended"
-- edit: .eslintignore file add update src/* to src/*.js
-- run: npm run lint and resolve the issue you are facing refer : https://vuejs.github.io/eslint-plugin-vue/rules/