Integromat Customizable Extension

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Integromat Customizable Extension",
  "description": "This extension enables you to push notifications from Integromat directly to your browser.",
  "version": "1.1.3",
  "browser_action": {
    "default_icon": "icons/integromat.png",
    "default_title": "Integromat",
    "default_popup": "settings.html"
  },
  "permissions": [
    "notifications",
    "gcm",
    "storage"
  ],
  "background": {
    "page": "background.html",
    "persistent": false
  },
  "icons": {
    "16": "icon_16.png",
    "48": "icon_48.png",
    "128": "icon_128.png"
  },
  "externally_connectable": {
    "matches": [
      "https://*.integromat.com/*"
    ]
  },
  "content_security_policy": "default-src 'self';connect-src * data: blob: filesystem:;style-src 'self' 'unsafe-inline'; img-src 'self' data:; frame-src 'self' data:;font-src 'self' data:; media-src * data: blob: filesystem:;"
}