Examine source code of OldLander For Old Reddit

{
  "manifest_version": 2,
  "name": "OldLander",
  "description": "General usability tweaks to old.reddit.com for mobile devices.",
  "version": "1.1.0.514",
  "icons": {
    "160": "icons/icon.png"
  },
  "web_accessible_resources": [
    "riok_assets/*",
    "*.gif",
    "*.svg"
  ],
  "permissions": [
    "storage"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://*.reddit.com/*"
      ],
      "js": [
        "./cs.js",
        "./vendors.js"
      ],
      "run_at": "document_start"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "riok@octonezd.me",
      "strict_min_version": "113.0"
    },
    "gecko_android": {}
  }
}