Speech And Debate Timer

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Speech And Debate Timer",
  "version": "1.5.3",
  "version_name": "1.5.3 beta",
  "description": "The speech and debate timer. Keeps track of time for you!",
  "permissions": [
    "declarativeContent"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "content_security_policy": "script-src 'self' https://cdn.jsdelivr.net/npm/bulma https://stackpath.bootstrapcdn.com/font-awesome/ https://ajax.googleapis.com/ajax/libs/; object-src 'self'",
  "browser_action": {
    "default_icon": {
      "32": "images/SDTimerIcon32.png",
      "48": "images/SDTimerIcon48.png",
      "128": "images/SDTimerIcon128.png",
      "534": "images/SDTimerIcon534.png"
    }
  },
  "icons": {
    "32": "images/SDTimerIcon32.png",
    "48": "images/SDTimerIcon48.png",
    "128": "images/SDTimerIcon128.png",
    "534": "images/SDTimerIcon534.png"
  },
  "manifest_version": 2
}