Utilities for Facebook Messenger

manifest.json

{
  "name": "Utilities for Facebook Messenger",
  "description": "Utilities for Facebook Messenger",
  "version": "1.6.2",
  "manifest_version": 3,
  "background": {
    "service_worker": "background.js"
  },
  "content_security_policy": {
    "extension_page": "script-src 'self' 'unsafe-eval'; object-src 'self'"
  },
  "action": {
    "default_title": "Messenger Utilities settings",
    "default_popup": "ui.html",
    "default_icon": {
      "16": "/icons/icon_16.png",
      "32": "/icons/icon_32.png",
      "48": "/icons/icon_48.png",
      "128": "/icons/icon_128.png"
    }
  },
  "options_page": "ui.html#/dashboard/options",
  "icons": {
    "16": "/icons/icon_16.png",
    "32": "/icons/icon_32.png",
    "48": "/icons/icon_48.png",
    "128": "/icons/icon_128.png"
  },
  "permissions": [
    "storage",
    "tabs",
    "scripting",
    "contextMenus"
  ],
  "host_permissions": [
    "*://*.facebook.com/*",
    "*://*.messenger.com/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://*.facebook.com/*",
        "*://*.messenger.com/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "update_url": "https://edge.microsoft.com/extensionwebstorebase/v1/crx"
}