.eslintrc.json

{
  "env": {
    "browser": true,
    "es2020": true,
    "node": true,
    "jest": true
  },
  "extends": [
    "plugin:react/recommended",
    "plugin:react-hooks/recommended",
    "plugin:@typescript-eslint/recommended",
    "airbnb",
    "prettier",
    "prettier/@typescript-eslint",
    "prettier/standard",
    "prettier/react"
  ],
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaFeatures": {
      "jsx": true,
      "tsx": true,
      "ts": true
    },
    "ecmaVersion": 2020,
    "sourceType": "module"
  },
  "plugins": [
    "react",
    "@typescript-eslint",
    "prettier"
  ],
  "settings": {
    "import/resolver": {
      "node": {
        "paths": ["src"],
        "extensions": [".js", ".jsx", ".ts", ".tsx"]
      }
    }
  },
  "globals": {
    "JSX": "readonly",
    "NodeJS": "readonly"
  },
  "rules": {
    "prettier/prettier": "error",

    "import/extensions": [1, { "css": "always" }],
    "import/no-unresolved": "error",

    "react/jsx-props-no-spreading": 0,
    "react/jsx-filename-extension": [1, {
      "extensions": [
        ".jsx",
        ".tsx"
      ]
    }],
    "react/prop-types": "off",
    "react/no-unused-prop-types": "warn",
    "react-hooks/rules-of-hooks": "error",
    "react-hooks/exhaustive-deps": "error",
    "@typescript-eslint/no-use-before-define": ["error"],

    "indent": ["error", 2, {
      "ignoredNodes": [
        "JSXElement",
        "JSXElement *",
        "JSXElement > *",
        "JSXAttribute",
        "JSXIdentifier",
        "JSXNamespacedName",
        "JSXMemberExpression",
        "JSXSpreadAttribute",
        "JSXExpressionContainer",
        "JSXOpeningElement",
        "JSXClosingElement",
        "JSXText",
        "JSXEmptyExpression",
        "JSXSpreadChild"
      ],
      "ignoreComments": true
    }],
    "comma-dangle": ["warn", "always-multiline"],
    "implicit-arrow-linebreak": "off",
    "no-plusplus": "off",
    "object-curly-newline": ["warn", {
      "ObjectExpression": { "multiline": true },
      "ObjectPattern": { "multiline": true },
      "ImportDeclaration": { "multiline": true },
      "ExportDeclaration": { "multiline": true }
    }],
    "no-unused-vars": ["warn", {
      "vars": "all",
      "args": "after-used",
      "ignoreRestSiblings": false
    }],
    "no-use-before-define": "off",
    "no-unused-expressions": "off",

    // Next.js-specific rules
    "jsx-a11y/anchor-is-valid": "off"
  }
}