Messages Saver for Facebook™

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "action": {
    "default_icon": {
      "128": "logos/128.png"
    },
    "default_popup": "popup.html"
  },
  "author": "",
  "background": {
    "service_worker": "background.js"
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.facebook.com/*"
      ],
      "run_at": "document_start",
      "js": [
        "js/dateOptions.js",
        "js/jszip.min.js"
      ]
    }
  ],
  "description": "Downloads Facebook chats for reading offline and printing. Facebook chat downloader.",
  "host_permissions": [
    "https://*.facebook.com/",
    "https://*.fbsbx.com/",
    "https://*.fbcdn.net/"
  ],
  "icons": {
    "48": "logos/48.png",
    "128": "logos/128.png"
  },
  "manifest_version": 3,
  "name": "Messages Saver for Facebook™",
  "options_page": "options.html",
  "permissions": [
    "storage",
    "scripting"
  ],
  "version": "14.4.0",
  "web_accessible_resources": [
    {
      "resources": [
        "css/custom.css",
        "css/emoji.css",
        "css/messenger.css",
        "js/jszip.min.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}