Examine source code of RoSaver

{
  "name": "RoSaver",
  "action": {
    "default_popup": "popup.html"
  },
  "manifest_version": 3,
  "version": "0.192",
  "description": "Save your robux from purchasing items!",
  "browser_specific_settings": {
    "gecko": {
      "id": "915642604cc@gmail.com",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "icons": {
    "16": "images/icon16.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "content_scripts": [
    {
      "js": [
        "js/jquery.js",
        "js/popup.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "permissions": [
    "scripting",
    "storage",
    "notifications"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "host_permissions": [
    "https://*.roblox.com/game-pass/",
    "https://*.roblox.com/catalog/",
    "https://*.roblox.com/",
    "https://roblox.com/"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "images/*.png",
        "css/*.css",
        "js/*.js",
        "load.js",
        "background.js",
        "popup.html"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}