not running in vscode, show output channel from command palette says: not running but it is switched on so...?

.eslintrc.json

{
  "autoFixOnSave": "true",
  "env": {
    "browser": true,
    "es6": true,
    "node": true
  },
  "extends": ["eslint:recommended"],
  "globals": {
    "Atomics": "readonly",
    "SharedArrayBuffer": "readonly"
  },
  "parserOptions": {
    "ecmaVersion": 2019,
    "sourceType": "module"
  },
  "rules": {
    "extends": "eslint:recommended",
    "no-console": "off",
    "no-unused-vars": [
      "error",
      {
        "args": "none"
      }
    ],
    "indent": ["error", 2],
    "linebreak-style": ["error", "unix"],
    "quotes": ["error", "single"],
    "semi": ["error", "always"]
  },
  "run": "onSave",
  "root": true,
  "plugins": ["prettier", "svelte3"],
  "validate": [
    {
        "language": "html",
        "autoFix": true
    },
    {
        "language": "javascript",
        "autoFix": true
    }
]
}