Examine source code of Sidekick AI

{
  "manifest_version": 3,
  "name": "Sidekick AI",
  "version": "1.0.9",
  "default_locale": "ko",
  "description": "__MSG_extensionDescription__",
  "permissions": [
    "declarativeNetRequest",
    "scripting",
    "storage",
    "tabs"
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'; frame-src https://chatgpt.com https://chat.openai.com https://*.openai.com https://*.oaistatic.com https://claude.ai https://*.claude.ai https://anthropic.com https://*.anthropic.com https://claudeusercontent.com https://*.claudeusercontent.com https://gemini.google.com https://*.google.com https://*.googleusercontent.com https://*.gstatic.com https://*.googleapis.com https://copilot.microsoft.com https://*.microsoft.com https://*.bing.com https://*.live.com https://*.microsoftonline.com;"
  },
  "host_permissions": [
    "http://*/*",
    "https://*/*"
  ],
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png",
    "128": "icons/icon-128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "browser-polyfill.js",
        "page-extract.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "sidebar_action": {
    "default_title": "Sidekick AI",
    "default_panel": "sidebar.html",
    "default_icon": {
      "48": "icons/icon-48.png",
      "96": "icons/icon-96.png"
    }
  },
  "commands": {
    "_execute_sidebar_action": {
      "description": "__MSG_commandOpenSidebar__"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{5e83568f-acb5-4603-b2d1-5e7ea9892bb6}",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "browsingActivity",
          "websiteContent",
          "personalCommunications",
          "authenticationInfo"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}