Examine source code of Fast Cobalt

{
  "manifest_version": 3,
  "name": "__MSG_extensionName__",
  "version": "1.1",
  "description": "__MSG_extensionDescription__",
  "default_locale": "en",
  "permissions": [
    "tabs",
    "activeTab",
    "scripting"
  ],
  "action": {
    "default_icon": "icon.png",
    "default_popup": "popup.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://cobalt.tools/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "icons": {
    "64": "icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "cobalt@cobalt.tools",
      "strict_min_version": "109.0"
    }
  },
  "web_accessible_resources": [
    {
      "resources": [
        "popup.html",
        "popup.css"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}