Examine source code of Page Agent for Agenthosting

{
  "manifest_version": 3,
  "name": "__MSG_extName__",
  "description": "__MSG_extDescription__",
  "version": "1.12.4",
  "icons": {
    "64": "assets/agenthosting-64.png"
  },
  "default_locale": "en",
  "homepage_url": "https://agenthosting.app",
  "action": {
    "default_title": "__MSG_extActionTitle__"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "main-world.js"
      ],
      "matches": [
        "*://*/*"
      ]
    },
    {
      "resources": [
        "pair-callback.html"
      ],
      "matches": [
        "https://dashboard.agenthosting.app/*",
        "https://agenthosting.app/*",
        "https://app.agenthosting.app/*",
        "http://localhost:4002/*",
        "http://127.0.0.1:4002/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "page-agent@agenthosting.app",
      "strict_min_version": "121.0",
      "data_collection_permissions": {
        "required": [
          "websiteContent",
          "websiteActivity"
        ]
      }
    }
  },
  "permissions": [
    "tabs",
    "storage",
    "activeTab",
    "scripting"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "sidebar_action": {
    "default_panel": "sidepanel.html",
    "default_title": "Page Agent Ext for Agenthosting"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "run_at": "document_end",
      "js": [
        "content-scripts/content.js"
      ]
    }
  ]
}