Gitlab CE - Link to upgrade path from help page

Add a link to the upgrade path tool on Gitlab help page.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name        Gitlab CE - Link to upgrade path from help page
// @namespace   Violentmonkey Scripts
// @match       https://gitlab.*/help
// @grant       none
// @version     1.0
// @author      PotatoesMaster
// @description Add a link to the upgrade path tool on Gitlab help page.
// @run-at document-end
// @license     WTFPL
// ==/UserScript==

const tagA = document.querySelector('a[href^="https://gitlab.com/gitlab-org/gitlab-foss/-/tags/v"]');
if (tagA) {
  const tag = tagA.href.split('tags/v')[1];

  // addapt the following parameters according to your Gitlab install
  const params = new URLSearchParams({
    distro: 'docker',
    edition: 'ce',
    current: tag,
  });

  const upgradeA = document.createElement('a');
  upgradeA.href = `https://gitlab-com.gitlab.io/support/toolbox/upgrade-path/?${params}`;
  upgradeA.innerText = "-> upgrade path";
  tagA.insertAdjacentElement('afterend', upgradeA);
  tagA.insertAdjacentText('afterend', ' ');
}