.eslintrc.js

module.exports = {
  extends: ['next/core-web-vitals', 'next', 'prettier', 'eslint:recommended'],
  env: {
    jest: true,
    amd: true,
    es6: true,
  },
  globals: {
    after: true,
  },
  overrides: [
    {
      files: ['**/*.ts', '**/*.tsx'],
      parser: '@typescript-eslint/parser',
      plugins: ['@typescript-eslint'],
      extends: [
        'next/core-web-vitals',
        'next',
        'prettier',
        'plugin:@typescript-eslint/recommended',
      ],
      rules: {
        '@typescript-eslint/no-non-null-assertion': 'off',
        '@typescript-eslint/no-explicit-any': 'warn',
        '@next/next/no-server-import-in-page': 'off',
        // Following ruleset allows us to use underscore as a marker for unused variables without tripping ESLint warnings
        'no-unused-vars': 'off', // must disable the base rule as it can report incorrect errors
        '@typescript-eslint/no-unused-vars': [
          'error',
          {
            argsIgnorePattern: '^_',
            varsIgnorePattern: '^_',
            caughtErrorsIgnorePattern: '^_',
          },
        ],
      },
    },
  ],
  plugins: ['eslint-plugin-prettier'],
  rules: {
    'no-console': 'error',
    'no-shadow-restricted-names': 'off',
    'no-prototype-builtins': 'off',
    'prettier/prettier': 'error',
  },
};