Examine source code of Gemini Chat Exporter

{
  "manifest_version": 3,
  "name": "Gemini Chat Exporter",
  "version": "1.0.0",
  "description": "Export Gemini chats to structured JSON files.",
  "permissions": [
    "activeTab",
    "scripting",
    "storage",
    "downloads"
  ],
  "host_permissions": [
    "https://gemini.google.com/*"
  ],
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{ff411b23-0953-8c7d-9b1d-658e495b9708}",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://gemini.google.com/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  }
}