.eslintrc.json

{
    "extends": [
        "next/core-web-vitals",
        "airbnb",
        "airbnb/hooks",
        "plugin:@typescript-eslint/recommended",
        "plugin:@typescript-eslint/recommended-requiring-type-checking",
        "plugin:jsx-a11y/recommended",
        "plugin:prettier/recommended"
    ],
    "plugins": ["@typescript-eslint"],
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
        "ecmaVersion": 2020,
        "sourceType": "module",
        "ecmaFeatures": {
            "jsx": true
        },
        "project": "./tsconfig.json"
    },
    "rules": {
        // 추가 규칙이나 기존 규칙 덮어쓰기
        "react/jsx-filename-extension": [
            1,
            { "extensions": [".js", ".jsx", ".ts", ".tsx"] }
        ],
        "import/extensions": [
            "error",
            "ignorePackages",
            {
                "ts": "never",
                "tsx": "never",
                "js": "never",
                "jsx": "never"
            }
        ],
        "import/no-extraneous-dependencies": [
            "error",
            {
                "devDependencies": ["**/*.test.tsx", "**/*.spec.tsx"]
            }
        ]
    },
    "settings": {
        "import/resolver": {
            "typescript": {}
        }
    }
}