.eslintrc.json

{
  "parserOptions": {
    "ecmaVersion": 2022,
    "sourceType": "module"
  },
  "extends": ["plugin:prettier/recommended", "plugin:import/typescript"],
  "plugins": ["import"],
  "overrides": [
    {
      "files": ["*.ts"],
      "parser": "@typescript-eslint/parser",
      "extends": ["plugin:@typescript-eslint/recommended"],
      "parserOptions": {
        "project": "./tsconfig.json"
      },
      "rules": {
        "@typescript-eslint/explicit-function-return-type": "error",
        "@typescript-eslint/no-explicit-any": "off",
        "@typescript-eslint/no-floating-promises": "error",
        "@typescript-eslint/no-misused-promises": "error",
        "@typescript-eslint/no-unused-vars": "error",
        "import/no-extraneous-dependencies": [
          "error",
          { "devDependencies": false }
        ]
      }
    },
    {
      "files": ["*.test.ts"],
      "rules": {
        "@typescript-eslint/no-floating-promises": "off"
      }
    }
  ]
}