Examine source code of Ubuntu Copy Docs

{
  "manifest_version": 3,
  "name": "Ubuntu Copy Docs",
  "short_name": "CopyDocs",
  "version": "1.3.0",
  "homepage_url": "https://github.com/canonical/ubuntu-copy-docs",
  "description": "Shows a link to a copy doc on Ubuntu and Canonical websites.",
  "icons": {
    "128": "icon128.png",
    "256": "icon256.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.anbox-cloud.io/*",
        "*://*.canonical.com/*",
        "*://*.charmed-kubeflow.io/*",
        "*://*.charmed-osm.com/*",
        "*://*.cloud-init.io/*",
        "*://*.conjure-up.io/*",
        "*://*.dqlite.io/*",
        "*://*.etclite.io/*",
        "*://*.jaas.ai/*",
        "*://*.juju.is/*",
        "*://*.kubeflow-news.com/*",
        "*://*.maas.io/*",
        "*://*.microcloud.is/*",
        "*://*.microk8s.io/*",
        "*://*.microstack.run/*",
        "*://*.mir-server.io/*",
        "*://*.multipass.run/*",
        "*://*.netplan.io/*",
        "*://*.snapcraft.io/*",
        "*://*.ubuntu.com/*",
        "*://*.vanillaframework.io/*",
        "*://*.demos.haus/*",
        "*://*.run.demo.haus/*",
        "*://localhost/*"
      ],
      "css": [
        "copydocs.css"
      ],
      "js": [
        "copydocs.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{09386259-f6d3-4ccd-9a94-12f273322f03}"
    }
  }
}