Examine source code of YouTube → Gemini Summary

{
  "manifest_version": 2,
  "name": "YouTube → Gemini Resoconto",
  "version": "1.0.1",
  "description": "Clic destro su un link o pagina YouTube per aprire Gemini e ricevere un resoconto testuale in italiano.",
  "homepage_url": "https://github.com/nickpaperpixels/yt-gemini-resoconto",
  "browser_specific_settings": {
    "gecko": {
      "id": "yt-gemini-resoconto@paperpixels.it",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "icons": {
    "48": "icons/icon.svg",
    "96": "icons/icon.svg"
  },
  "permissions": [
    "contextMenus",
    "storage",
    "tabs"
  ],
  "browser_action": {
    "default_icon": {
      "48": "icons/icon.svg"
    },
    "default_title": "YT → Gemini – Impostazioni lingua",
    "default_popup": "popup.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://gemini.google.com/*"
      ],
      "js": [
        "content-gemini.js"
      ],
      "run_at": "document_idle"
    }
  ]
}