static-testing-tools/08-auto-format-all-files-and-validate-relevant-files-in-a-precommit-script-with-lint-staged/.lintstagedrc

{
  "linters": {
    "*.js": [
      "eslint"
    ],
    "*.+(js|jsx|json|yml|yaml|css|less|scss|ts|tsx|md|graphql|mdx)": [
      "prettier --write",
      "git add"
    ]
  }
}