ketocalc

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "version": "1.0.0",
  "name": "ketocalc",
  "description": "A simple keto calculator",
  "browser_action": {
    "default_popup": "index.html"
  },
  "content_security_policy": "script-src 'self' https://ajax.googleapis.com; object-src 'self'",
  "permissions": [
    "tabs"
  ]
}