Examine source code of Instagram Auto Redirect

{
  "manifest_version": 2,
  "name": "Instagram Login Bypass (Redirect)",
  "version": "3.0",
  "description": "Redirects Instagram to Imginn. Click the toolbar icon to toggle ON/OFF.",
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "storage",
    "*://*.instagram.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_title": "Toggle Redirect"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "instagram-bypass@nreyn.local",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}