Font Finder by WhatFont

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Font Finder by WhatFont",
  "description": "Font Finder directly find font details from web pages easily.",
  "version": "2.1.11",
  "permissions": [
    "activeTab",
    "storage",
    "unlimitedStorage",
    "gcm",
    "notifications"
  ],
  "content_scripts": [
    {
      "js": [
        "content.js"
      ],
      "matches": [
        "<all_urls>"
      ],
      "run_at": "document_end"
    }
  ],
  "action": {
    "default_title": "FontFinder"
  },
  "background": {
    "service_worker": "background.js"
  },
  "host_permissions": [
    "*://*/*"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "assets/*"
      ],
      "matches": [
        "*://*/*"
      ]
    }
  ],
  "icons": {
    "16": "/icons/16.png",
    "32": "/icons/32.png",
    "128": "/icons/128.png",
    "256": "/icons/256.png"
  }
}