.eslintrc.json

{
  "parser": "@typescript-eslint/parser",
  "plugins": ["@typescript-eslint", "prettier"],
  "env": {
    "es6": true,
    "node": true
  },
  "extends": ["next/core-web-vitals", "plugin:@typescript-eslint/recommended", "plugin:prettier/recommended"],
  "globals": {
    "Atomics": "readonly",
    "SharedArrayBuffer": "readonly"
  },
  "parserOptions": {
    "ecmaVersion": 2018,
    "sourceType": "module",
    "project": "./tsconfig.json"
  },
  "rules": {
    "react/display-name": "off",
    "no-console": "warn",
    "no-unused-vars": "off",
    "quotes": ["off"],
    "eqeqeq": ["warn", "always"],
    "no-process-env": ["off"],
    "no-var": ["warn"],
    "sort-imports": ["off"],
    "func-style": ["error", "expression"],
    "prefer-arrow-callback": ["error"],
    "react/jsx-no-target-blank": [
      "error",
      {
        "allowReferrer": true
      }
    ],
    "@typescript-eslint/explicit-function-return-type": [
      "off",
      {
        "allowTypedFunctionExpressions": true,
        "allowExpressions": true
      }
    ],
    "@typescript-eslint/await-thenable": ["warn"],
    "@typescript-eslint/no-use-before-define": ["off"],
    "@typescript-eslint/no-unused-vars": ["error"],
    "@typescript-eslint/no-angle-bracket-type-assertion": ["off"],
    "@typescript-eslint/no-require-imports": ["warn"],
    "@typescript-eslint/no-unnecessary-type-assertion": ["warn"],
    "@typescript-eslint/prefer-string-starts-ends-with": ["warn"],
    "@typescript-eslint/interface-name-prefix": ["off"],
    "@typescript-eslint/prefer-interface": ["off"],
    "@typescript-eslint/explicit-member-accessibility": [
      "warn",
      {
        "accessibility": "no-public"
      }
    ],
    "prettier/prettier": [
      "warn",
      {
        "endOfLine": "auto"
      },
      {
        "usePrettierrc": true
      }
    ]
  }
}