Examine source code of HTML Highlighter

{
  "manifest_version": 3,
  "name": "HTML Highlighter",
  "version": "2.14.1",
  "description": "Hebt konfigurierbare Schlagwoerter auf HTML-Seiten farbig hervor.",
  "permissions": [
    "storage",
    "tabs"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "action": {
    "default_icon": {
      "16": "icons/highlighter-16.png",
      "32": "icons/highlighter-32.png"
    },
    "default_title": "HTML Highlighter",
    "default_popup": "popup.html"
  },
  "icons": {
    "16": "icons/highlighter-16.png",
    "32": "icons/highlighter-32.png",
    "48": "icons/highlighter-48.png",
    "128": "icons/highlighter-128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "api.js",
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "html-highlighter@franz-addon.invalid",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}