Examine source code of Azure Resource Nicknames

{
  "manifest_version": 2,
  "name": "Azure Resource Nicknames",
  "description": "A browser extension that allows users to assign and manage custom nicknames for their Azure resources in the Azure Portal.",
  "version": "1.0.0",
  "icons": {
    "96": "icon/96.png"
  },
  "permissions": [
    "storage",
    "https://portal.azure.com/*",
    "https://*.reactblade.portal.azure.net/*"
  ],
  "browser_action": {
    "default_title": "Azure Resource Nicknames",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.reactblade.portal.azure.net/*",
        "https://portal.azure.com/*"
      ],
      "all_frames": true,
      "js": [
        "content-scripts/content.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "@azure-resource-nicknames",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}