hello-world-javascript-action/package.json

{
  "name": "hello-world-action",
  "version": "1.0.0",
  "description": "My first JavaScript action",
  "main": "index.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "",
  "license": "ISC",
  "dependencies": {
    "@actions/core": "0.x",
    "@actions/github: "0.x"
  }
}