Examine source code of Neuron Brain Explorer

{
  "manifest_version": 2,
  "name": "Neuron Brain Explorer",
  "version": "1.0",
  "description": "Discover the wonders of human neuroscience and brain anatomy by identifying neural structures and cognitive functions through interactive trivia.",
  "icons": {
    "48": "neuron_brain_icon.png"
  },
  "browser_action": {
    "default_popup": "index.html",
    "default_title": "Neuron Brain Explorer"
  },
  "permissions": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{dd53f572-ee0e-46af-80a9-1cc5072ce9aa}",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}