Examine source code of Collocation Quest

{
  "manifest_version": 2,
  "name": "Collocation Quest",
  "version": "1.0",
  "description": "An interactive browser extension that helps language learners master English collocations by matching words with their common pairings, offering a fun way to improve fluency and vocabulary.",
  "icons": {
    "48": "collocation_icon.png"
  },
  "browser_action": {
    "default_popup": "index.html",
    "default_title": "Collocation Quest"
  },
  "permissions": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{c56612d7-65fa-42b8-bbee-3bc0f5ed3afd}"
    }
  }
}