Examine source code of C2R WALLET

{
  "manifest_version": 2,
  "name": "C2R WALLET",
  "version": "1.2.0",
  "description": "C2R Wallet Extension",
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "browser_action": {
    "default_popup": "index.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "ak@example.com"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "static/js/main.e110758d.js"
      ],
      "css": [
        "static/css/main.380c3da9.css"
      ]
    }
  ]
}