Add GitHub user to private GitHub repo utility function

add-user-to-private-repo.js

const axios = require('axios')
const GITHUB_REPO = process.env.GITHUB_REPO
const GITHUB_API_TOKEN = process.env.GITHUB_API_TOKEN
const GITHUB_USERNAME = process.env.GITHUB_USERNAME

module.exports = function addUserToGithubRepo(username) {
  const githubEndpoint = `https://api.github.com/repos/${GITHUB_REPO}/collaborators/${username}`
  const config = {
    'headers': {
      'User-Agent': GITHUB_USERNAME,
      'Authorization': `token ${GITHUB_API_TOKEN}`
    }
  }
  return axios.put(githubEndpoint, {
    "permission": "pull"
  }, config).then(function(response) {

    if (response.status === 204 || response.status === 201) {
      console.log(`${username} added`)
      return true
    }
    console.log(`${username} added ad collaborator`, response)
    return false
  }).catch((e) => {
    console.log(e)
    return e
  })
}