Examine source code of Element to LLM MCP

{
  "manifest_version": 3,
  "name": "Element to LLM MCP",
  "version": "1.5.17",
  "description": "MCP bridge - connects browser to AI tools via e2llm relay",
  "permissions": [
    "tabs",
    "tabGroups",
    "scripting",
    "alarms",
    "storage",
    "webNavigation",
    "downloads"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background/background.min.js"
    ],
    "type": "classic"
  },
  "action": {
    "default_popup": "popup/popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "icons": {
    "16": "icons/icon-16.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self'; connect-src 'self' wss://mcp.e2llm.com https://auth.e2llm.com;"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "e2llm-mcp@insitu.im",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "websiteContent",
          "personallyIdentifyingInfo",
          "authenticationInfo",
          "browsingActivity",
          "websiteActivity"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    }
  }
}