message: add ts files to lint script
diff: "build": "webpack --mode production",
  "dev": "webpack --mode development --watch",
  "test": "jest --verbose",
  - "lint": "eslint '**/*.tsx' '**/*.jsx' '**/*.js' --ignore-path .gitignore"
  + "lint": "eslint '**/*.tsx' '**/*.ts' '**/*.jsx' '**/*.js' --ignore-path .gitignore"
  },
  "author": "Bren Yamaguchi, Saejin Kang, Jonathan Escamilla, Sean Smith",
  "license": "MIT",
  