Reveal Deleted FB Messages

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Reveal Deleted FB Messages",
  "description": "Xem lại tin nhắn đã gỡ trên fb",
  "version": "0.0.4",
  "manifest_version": 3,
  "action": {
    "default_title": "Reveal Deleted FB Message",
    "default_popup": "popup/popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "24": "icons/icon24.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png"
    }
  },
  "externally_connectable": {
    "matches": [
      "*://*.facebook.com/*"
    ]
  },
  "permissions": [],
  "host_permissions": [
    "*://*.facebook.com/*"
  ],
  "content_scripts": [
    {
      "js": [
        "./content.js"
      ],
      "matches": [
        "*://*.facebook.com/*"
      ],
      "run_at": "document_start"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "inject_websocket.js",
        "icons/icon16.png",
        "icons/icon32.png"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}