Examine source code of Resumir

{
  "manifest_version": 3,
  "name": "Resumir",
  "short_name": "Resumir",
  "version": "2.6.2",
  "author": "Sergi Xaudiera",
  "homepage_url": "https://github.com/xxxaau/resumir",
  "description": "Resumeix text seleccionat amb Gemini.",
  "minimum_chrome_version": "142",
  "permissions": [
    "storage",
    "activeTab",
    "scripting",
    "tabs",
    "menus"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "action": {
    "default_title": "Obre Resumir",
    "default_icon": "icons/icon-96.png"
  },
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "64": "icons/icon-64.png",
    "96": "icons/icon-96.png",
    "128": "icons/icon-128.png"
  },
  "options_ui": {
    "page": "options/settings.html",
    "open_in_tab": true
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'; img-src 'self' data:; font-src 'self'; connect-src 'self' https://generativelanguage.googleapis.com https:"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "sergi@xaudiera.xyz",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "websiteContent"
        ],
        "optional": []
      }
    }
  },
  "sidebar_action": {
    "default_panel": "sidebar/sidebar.html",
    "default_title": "Resumir",
    "default_icon": "icons/icon-96.png"
  },
  "background": {
    "scripts": [
      "ext.js",
      "background.js"
    ]
  }
}