Typescript编译 (tsc)

npm run nodemon -D
npm run concurrently -D
"scripts": {    "dev:build": "tsc -w", // 编译并监听ts代码变动    "dev:start": "nodemon node ./build/index.js", // npm装置nodemon，监听js代码变动    "dev": "concurrently npm:dev:*" // npm装置concourrently，编译 & 监听ts文件变动  },