Resolve path starting "@/*". eslint-plugin-import / eslint-import-resolver-webpack

.eslintrc.js

/**
 * Good article to read what is `@` in `.vue` files
 * {@link https://www.jerriepelser.com/blog/til-at-symbol-javascript-import/}
 *
 * More on `import/no-unresolved` rule:
 * {@link https://github.com/benmosher/eslint-plugin-import/blob/HEAD/docs/rules/no-unresolved.md#ignore}
 */

// `/` is just for sanity and can be ommited.
// Add this line to your .eslint.rc
'import/no-unresolved': [2, { ignore: ['^@\/'] }],
  
// If you import `.js` files using `@` import is gonna complain again. So you need to update `extensions` rule as well.
'import/extensions': [2, {
  'js': 'never',
  'vue': 'always'
}],