installer.sh script to use cdn_url from the response to download the file

[lobkovilya]

Description

installer.sh script has a logic to construct URL, while apparently the url we need is already returned in cdn_url field.

Example response from api.cloudsmith.io

{
  "self_url": "https://api.cloudsmith.io/v1/packages/kong/kuma-binaries-preview/VxGAi7uDsVcQ/",
  "stage": 9,
  "stage_str": "Fully Synchronised",
  "stage_updated_at": "2024-05-20T20:26:09.302419Z",
  "status": 4,
  "status_reason": null,
  "status_str": "Completed",
  "status_updated_at": "2024-05-20T20:26:09.297853Z",
  "is_sync_awaiting": false,
  "is_sync_completed": true,
  "is_sync_failed": false,
  "is_sync_in_flight": false,
  "is_sync_in_progress": false,
  "is_cancellable": false,
  "is_copyable": true,
  "is_deleteable": true,
  "is_downloadable": true,
  "is_moveable": true,
  "is_quarantinable": true,
  "is_quarantined": false,
  "is_resyncable": true,
  "is_security_scannable": false,
  "sync_finished_at": "2024-05-20T20:26:09.302409Z",
  "sync_progress": 100,
  "architectures": [],
  "checksum_md5": "2749ba2befb544d7eb2698bff259867a",
  "checksum_sha1": "4f76a1d652e4f2422519ebf75084b58664c98ca2",
  "checksum_sha256": "7548736ed927a120ec92a5d050d74783ff0352995c67e94438d5e9df6ce8ec46",
  "checksum_sha512": "81e812ddc2437f7b17dc075e88e9b5945531dc3b5ca42bd52f3474a47e783f23d528ead4209a0b52c8e4c0840a57810a0418e97a003222a8401dc60bfed6fa09",
  "dependencies_checksum_md5": null,
  "dependencies_url": "https://api.cloudsmith.io/v1/packages/kong/kuma-binaries-preview/VxGAi7uDsVcQ/dependencies/",
  "description": null,
  "display_name": "kuma-linux-amd64",
  "distro": null,
  "distro_version": null,
  "downloads": 0,
  "cdn_url": "https://packages.konghq.com/public/kuma-binaries-preview/raw/names/kuma-linux-amd64/versions/2eff9a513/kuma-0.0.0-preview.v2eff9a513-linux-amd64.tar.gz",
  "epoch": null,
  "extension": ".gz",
  "filename": "kuma-0.0.0-preview.v2eff9a513-linux-amd64.tar.gz",
  "files": [
    {
      "checksum_md5": "2749ba2befb544d7eb2698bff259867a",
      "checksum_sha1": "4f76a1d652e4f2422519ebf75084b58664c98ca2",
      "checksum_sha256": "7548736ed927a120ec92a5d050d74783ff0352995c67e94438d5e9df6ce8ec46",
      "checksum_sha512": "81e812ddc2437f7b17dc075e88e9b5945531dc3b5ca42bd52f3474a47e783f23d528ead4209a0b52c8e4c0840a57810a0418e97a003222a8401dc60bfed6fa09",
      "cdn_url": "https://packages.konghq.com/public/kuma-binaries-preview/raw/names/kuma-linux-amd64/versions/2eff9a513/kuma-0.0.0-preview.v2eff9a513-linux-amd64.tar.gz",
      "downloads": 0,
      "filename": "kuma-0.0.0-preview.v2eff9a513-linux-amd64.tar.gz",
      "is_downloadable": true,
      "is_primary": true,
      "is_synchronised": true,
      "signature_url": "https://packages.konghq.com/public/kuma-binaries-preview/VxGAi7uDsVcQ/gpg.dRgIn3iV9Hwk.asc",
      "size": 108976378,
      "slug_perm": "dRgIn3iV9Hwk",
      "tag": "pkg"
    }
  ],
  "format": "raw",
  "format_url": "https://api.cloudsmith.io/v1/formats/raw/",
  "identifier_perm": "VxGAi7uDsVcQ",
  "indexed": true,
  "license": null,
  "name": "kuma-linux-amd64",
  "namespace": "kong",
  "namespace_url": "https://api.cloudsmith.io/v1/namespaces/kong/",
  "num_files": 13,
  "package_type": 1,
  "release": null,
  "repository": "kuma-binaries-preview",
  "repository_url": "https://api.cloudsmith.io/v1/repos/kong/kuma-binaries-preview/",
  "security_scan_status": "Awaiting Security Scan",
  "security_scan_status_updated_at": null,
  "security_scan_started_at": null,
  "security_scan_completed_at": null,
  "self_html_url": "https://cloudsmith.io/~kong/repos/kuma-binaries-preview/packages/detail/raw/kuma-linux-amd64/2eff9a513/",
  "status_url": "https://api.cloudsmith.io/v1/packages/kong/kuma-binaries-preview/VxGAi7uDsVcQ/status/",
  "signature_url": "https://packages.konghq.com/public/kuma-binaries-preview/VxGAi7uDsVcQ/gpg.dRgIn3iV9Hwk.asc",
  "size": 108976378,
  "slug": "kuma-000-previewv2eff9a513-linux-amd64targz-0r1q",
  "slug_perm": "VxGAi7uDsVcQ",
  "subtype": "file",
  "summary": null,
  "tags": {
    "info": [
      "amd64",
      "linux"
    ]
  },
  "tags_immutable": {
  },
  "type_display": "file",
  "uploaded_at": "2024-05-20T20:25:58.409387Z",
  "uploader": "kuma-github-actions",
  "uploader_url": "https://api.cloudsmith.io/v1/users/profile/kuma-github-actions/",
  "version": "2eff9a513",
  "version_orig": "2eff9a513",
  "vulnerability_scan_results_url": "https://api.cloudsmith.io/v1/vulnerabilities/kong/kuma-binaries-preview/VxGAi7uDsVcQ/"
}

[github-actions]

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