message: Add *.ts as a file type to format with prettier.
diff: "react-scripts-ts": "2.13.0"
  },
  "lint-staged": {
  - "src/**/*.{js,jsx,tsx,json,css}": [
  + "src/**/*.{js,jsx,ts,tsx,json,css}": [
  "prettier --single-quote --write",
  "git add"
  ]
  