Examine source code of xgoose

{
  "manifest_version": 3,
  "name": "xgoose",
  "short_name": "xgoose",
  "version": "0.1.0",
  "description": "AI agent that operates the current tab via JavaScript and a small set of inspection tools. Powered by xgoose-core.",
  "icons": {
    "16": "images/icon-16.png",
    "32": "images/icon-32.png",
    "48": "images/icon-48.png",
    "96": "images/icon-96.png",
    "128": "images/icon-128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "xgoose@uscard.dev",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "websiteContent"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  },
  "permissions": [
    "storage",
    "scripting",
    "activeTab",
    "tabs",
    "webNavigation"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "type": "module"
  },
  "action": {
    "default_title": "xgoose",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "images/icon-16.png",
      "32": "images/icon-32.png",
      "48": "images/icon-48.png",
      "96": "images/icon-96.png",
      "128": "images/icon-128.png"
    }
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "exclude_matches": [
        "*://addons.mozilla.org/*",
        "*://chrome.google.com/webstore/*",
        "*://chromewebstore.google.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    },
    {
      "matches": [
        "<all_urls>"
      ],
      "exclude_matches": [
        "*://addons.mozilla.org/*",
        "*://chrome.google.com/webstore/*",
        "*://chromewebstore.google.com/*"
      ],
      "js": [
        "pageBridge.js"
      ],
      "run_at": "document_start",
      "world": "MAIN"
    },
    {
      "matches": [
        "*://*/*.xgs.js*"
      ],
      "js": [
        "installBanner.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "pageBridge.js",
        "skills/*",
        "skills/registry.json",
        "install.html",
        "install.css",
        "installPage.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}