Opal: Focus & Save Time

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Opal: Focus & Save Time",
  "description": "Schedule your days, block distracting apps and focus fully, on any device.",
  "manifest_version": 2,
  "version": "1.4.0",
  "icons": {
    "128": "images/no_session_128.png",
    "512": "images/no_session_512.png"
  },
  "browser_action": {
    "default_icon": {
      "128": "images/no_session_128.png",
      "512": "images/no_session_512.png"
    },
    "default_title": "Opal extension",
    "default_popup": "popup.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "<all_urls>",
    "storage",
    "tabs"
  ],
  "web_accessible_resources": [
    "blockedPage.html"
  ]
}