Examine source code of Deadnameify

{
  "manifest_version": 2,
  "name": "Deadnameify",
  "version": "1.0.2",
  "author": "Noelle Snow",
  "description": "Replaces deadnames with your preferred name!",
  "developer": {
    "name": "Noelle Snow",
    "url": "https://deadnameify.mochaaaa.dev/"
  },
  "icons": {
    "32": "icons/deadnameify-32.png",
    "64": "icons/deadnameify-64.png",
    "128": "icons/deadnameify-128.png",
    "256": "icons/deadnameify-256.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "deadname.js"
      ]
    }
  ],
  "options_ui": {
    "page": "interface/edit.html",
    "browser_style": true
  },
  "browser_action": {
    "default_popup": "interface/edit.html",
    "default_title": "Deadnameify"
  },
  "permissions": [
    "storage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "deadnameify@mochaaaa.dev",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}