Examine source code of Dark Mode Everywhere

{
  "manifest_version": 3,
  "name": "Dark Mode Everywhere",
  "version": "1.0",
  "description": "Enable dark mode on every website to protect your eyes and enjoy a comfortable browsing experience, day and night.",
  "chrome_url_overrides": {
    "newtab": "newtab.html"
  },
  "permissions": [
    "storage",
    "tabs",
    "bookmarks",
    "activeTab"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "48": "icons/icon-48.png",
      "96": "icons/icon-96.png",
      "128": "icons/icon-128.png"
    },
    "default_title": "Dark Mode Everywhere"
  },
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png",
    "128": "icons/icon-128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "darkmodeghrib@raef.org"
    }
  }
}