Countdown

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Countdown",
  "version": "0.5",
  "manifest_version": 2,
  "description": "Keep track of your most important future events with a countdown on the new tab page!",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "author": "Srikar Gudipati",
  "incognito": "split",
  "offline_enabled": true,
  "background": {
    "scripts": [
      "src/bg/background.js"
    ],
    "persistent": true
  },
  "chrome_url_overrides": {
    "newtab": "src/override/override.html"
  },
  "permissions": [
    "notifications",
    "storage"
  ]
}