.eslintrc.js

module.exports = {
  root: true,
  env: {
    browser: true,
    node: true,
  },
  parser: 'vue-eslint-parser',
  parserOptions: {
    parser: '@typescript-eslint/parser',
    ecmaVersion: 2020,
    sourceType: 'module',
  },
  extends: [
    'eslint:recommended',
    'plugin:vue/vue3-recommended',
    'plugin:@typescript-eslint/recommended',
    'prettier',
  ],
  rules: {
    'no-console': process.env.NODE_ENV === 'production' ? 'error' : 'warn',
    'no-debugger': process.env.NODE_ENV === 'production' ? 'error' : 'warn',
    '@typescript-eslint/no-unused-vars': ['error', { argsIgnorePattern: '^_' }],
    'vue/component-name-in-template-casing': ['error', 'PascalCase'],
    'vue/html-self-closing': [
      'error',
      {
        html: {
          normal: 'never',
          void: 'always',
        },
      },
    ],
  },
  overrides: [
    {
      files: ['*.js'],
      rules: {
        '@typescript-eslint/no-var-requires': 'off',
      },
    },
    {
      files: ['functions/**/*.js'],
      rules: {
        'no-console': 'off',
      },
    },
  ],
}