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manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Addition and Subtraction",
  "description": "Practice simple addition and subtraction expression",
  "version": "1.2",
  "oauth2": {
    "client_id": "898396714353-eu4rknciu60v4r5ph9899jf82km9rf4j.apps.googleusercontent.com",
    "scopes": [
      "https://www.googleapis.com/auth/userinfo.profile"
    ]
  },
  "manifest_version": 3,
  "icons": {
    "16": "src/assets/icons/icon16.png",
    "32": "src/assets/icons/icon32.png",
    "48": "src/assets/icons/icon48.png",
    "128": "src/assets/icons/icon128.png"
  },
  "background": {
    "service_worker": "service-worker-loader.js",
    "type": "module"
  },
  "action": {
    "default_popup": "src/popup/popup.html",
    "default_icon": {
      "16": "src/assets/icons/icon16.png",
      "32": "src/assets/icons/icon32.png",
      "48": "src/assets/icons/icon48.png",
      "128": "src/assets/icons/icon128.png"
    }
  },
  "permissions": [
    "identity",
    "storage"
  ]
}