20 for 20 - Eye healthcare reminder

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "20 for 20 - Eye healthcare reminder",
  "version": "0.0.1",
  "description": "Reminders to look away from the screen to promote good eye health",
  "background": {
    "persistent": true,
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_icon": "icons/eye-icon128.png",
    "default_title": "20 For 20",
    "default_popup": "popup.html"
  },
  "icons": {
    "48": "icons/eye-icon48.png",
    "128": "icons/eye-icon128.png"
  }
}