.eslintrc.json

{
  "parserOptions": {
    "sourceType": "module",
    "ecmaFeatures": {
      "jsx": true
    },
    "project": "./tsconfig.json"
  },
  "env": {
    "es2022": true,
    "node": true
  },
  "parser": "@typescript-eslint/parser",
  "plugins": ["@typescript-eslint", "import"],
  "extends": ["plugin:@typescript-eslint/recommended", "prettier"],
  "rules": {
    "import/extensions": [
      "error",
      "ignorePackages",
      {
        "js": "never",
        "jsx": "never",
        "ts": "never",
        "tsx": "never"
      }
    ],
    "@typescript-eslint/no-misused-promises": "off",
    "@typescript-eslint/no-floating-promises": "warn"
  },
  "settings": {
    "import/parsers": {
      "@typescript-eslint/parser": [".ts", ".tsx"]
    },
    "import/resolver": {
      "node": {
        "extensions": [".js", ".jsx", ".ts", ".tsx"]
      },
      "typescript": {} // This line is required if you're using TypeScript
    }
  }
}