StretchClock - Break Reminder and Office Yoga

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "StretchClock - Break Reminder and Office Yoga",
  "short_name": "StretchClock",
  "version": "1.1.0",
  "description": "Professional break reminder for desk warriors. Take a break and follow the simple no-sweat exercises to avoid pain and stay fit.",
  "background": {
    "scripts": [
      "js/jquery-3.4.1.min.js",
      "js/sc_settings_storage.js",
      "js/sc_timer.js",
      "js/sc_background.js"
    ],
    "persistent": false
  },
  "manifest_version": 2,
  "permissions": [
    "alarms",
    "tabs",
    "notifications"
  ],
  "icons": {
    "16": "images/sc_icon16.png",
    "24": "images/sc_icon24.png",
    "32": "images/sc_icon32.png",
    "48": "images/sc_icon48.png",
    "128": "images/sc_icon128.png"
  },
  "browser_action": {
    "default_icon": {
      "16": "images/sc_icon16.png",
      "24": "images/sc_icon24.png",
      "32": "images/sc_icon32.png"
    },
    "default_title": "StretchClock",
    "default_popup": "popup.html"
  }
}