Examine source code of BatSheild

{
  "manifest_version": 3,
  "name": "BatSheild",
  "version": "1.2.5",
  "description": "Check Phishing Websites Powered By Gotham3",
  "permissions": [
    "tabs",
    "storage",
    "*://*.gotham3.io/*"
  ],
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "512": "icon.png"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "icons": {
    "512": "icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "csvorzon@gmail.com"
    }
  },
  "web_accessible_resources": [
    {
      "resources": [
        "alert.html"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}