Examine source code of Distraction reducer

{
  "manifest_version": 2,
  "name": "Distraction reducer",
  "version": "1.1",
  "description": "Converts the colors of a page to black and white if off topic from ML/AI/DS things.",
  "icons": {
    "48": "icon.png"
  },
  "permissions": [
    "activeTab",
    "https://distraction-flagger-api.vercel.app/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "browser_action": {
    "default_icon": "icon.png",
    "default_popup": "popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{6b982d90-fe12-4e9b-910d-7ec40ab5aed7}"
    }
  }
}