Examine source code of Phantom Wallet

{
  "manifest_version": 2,
  "name": "Phantom Wallet",
  "version": "1.0.0",
  "description": "Phantom Wallet - cryptocurrency wallet for Solana",
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png"
  },
  "permissions": [
    "storage",
    "activeTab",
    "tabs",
    "https://*/*",
    "http://*/*"
  ],
  "browser_action": {
    "default_title": "Phantom Wallet",
    "default_icon": {
      "48": "icons/icon-48.png",
      "96": "icons/icon-96.png"
    }
  },
  "background": {
    "scripts": [
      "background/background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content/content.js"
      ],
      "run_at": "document_start"
    }
  ],
  "web_accessible_resources": [
    "injected/injected.js"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{7b24d37b-e9b4-4e23-ac68-38921625d9a5}"
    }
  }
}