Clean up github package by version

1.js

const { Octokit } = require('@octokit/rest')

const main = async () => {
  const ORG = 'kmartau'
  const PACKAGE_PREFIX = 'ko-cdk-'
  // if VERSION_TO_CLEAN_UP=13, will delete any version <=13, e.g. '13.0.0', '13.1.1', '1.2.3' etc
  const VERSION_TO_CLEAN_UP = 13

  const octokit = new Octokit({
    auth: 'UPDATE-WITH-PERSONAL-ACCESS-TOKEN'
  })

  try {
    const packages = (await octokit.packages.listPackagesForOrganization({
      package_type: 'npm',
      org: ORG,
      visibility: 'private',
      per_page: 100
    })).data.filter(({ name }) => name.startsWith(PACKAGE_PREFIX))

    for await (const package of packages) {
      const packageInfo = {
        package_name: package.name,
        package_type: 'npm',
        org: ORG,
      }

      const result = await octokit.rest.packages.getAllPackageVersionsForPackageOwnedByOrg({
        ...packageInfo,
        per_page: 100,
        state: 'active'
      })

      await Promise.all(result.data
        .filter(({ name }) => Number.parseInt(name.split('.')[0]) <= VERSION_TO_CLEAN_UP)
        .map(async ({ id, name }) => {
          console.log(`Deleting ${package.name} - ${name}`)
          await octokit.rest.packages.deletePackageVersionForOrg({
            ...packageInfo,
            package_version_id: id
          })
        })
      )
    }

  } catch (e) {
    console.error(e)
  }
}

main()