.eslintrc.json

{
  "parser": "@typescript-eslint/parser",
  "extends": [
    "next/core-web-vitals",
    "plugin:@typescript-eslint/recommended",
    "plugin:import/recommended",
    "plugin:import/typescript",
    "prettier"
  ],
  "rules": {
    "no-multiple-empty-lines": [
      "error",
      { "max": 1, "maxEOF": 1, "maxBOF": 0 }
    ],
    "@typescript-eslint/no-unused-vars": [
      "error",
      { "ignoreRestSiblings": true }
    ],
    "import/first": "error",
    "import/no-duplicates": "error",
    "import/order": [
      "error",
      {
        "groups": [
          "builtin",
          "external",
          "internal",
          "unknown",
          "type",
          "parent",
          "sibling",
          "index",
          "object"
        ],
        "pathGroups": [
          { "pattern": "polyfills", "group": "builtin", "position": "before" },
          { "pattern": "react", "group": "builtin" },
          { "pattern": "next/**", "group": "builtin" }
        ],
        "pathGroupsExcludedImportTypes": ["react"],
        "newlines-between": "always",
        "alphabetize": { "order": "asc" },
        "warnOnUnassignedImports": true
      }
    ],
    "import/newline-after-import": "error",
    "import/no-unassigned-import": ["error", { "allow": ["polyfills"] }]
  }
}