Examine source code of Pretty Params

{
  "manifest_version": 3,
  "name": "Pretty Params",
  "description": "Manage URL params and query strings in a demure way",
  "version": "0.5.3",
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "action": {
    "default_icon": "icon.png",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content_script.js"
      ]
    }
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "permissions": [
    "storage",
    "tabs"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "pretty-params@tona.dev"
    }
  }
}