boilerplate eslint

.eslintrc.json

{
    "env": {
        "browser": true,
        "es2021": true,
        "node": true
    },  
    "extends": [
        "standard"
    ],  
    "parserOptions": {
        "ecmaVersion": 12, 
        "sourceType": "module"
    },  
    "rules": {
      "semi": ["error", "always"]
    }   
}

.htmlhintrc

{
  "tagname-lowercase": true,
  "attr-lowercase": true,
  "attr-value-double-quotes": true,
  "attr-value-not-empty": false,
  "attr-no-duplication": true,
  "doctype-first": true,
  "tag-pair": true,
  "empty-tag-not-self-closed": true,
  "spec-char-escape": true,
  "id-unique": true,
  "src-not-empty": true,
  "title-require": true,
  "alt-require": true,
  "doctype-html5": true,
  "id-class-value": "dash",
  "style-disabled": false,
  "inline-style-disabled": false,
  "inline-script-disabled": false,
  "space-tab-mixed-disabled": "space",
  "id-class-ad-disabled": false,
  "href-abs-or-rel": false,
  "attr-unsafe-chars": true,
  "head-script-disabled": true
}

.stylelintrc.json

{
  "extends": "stylelint-config-standard"
}