Examine source code of Hide Password Visibility

{
  "manifest_version": 2,
  "name": "Hide Password Visibility",
  "version": "1.0",
  "description": "Prevents password visibility toggling by hiding eye icons and enforcing password fields.",
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{1cf093d4-ea6f-40e9-b240-e61c2773e354}"
    }
  }
}