Examine source code of Shopify GraphQL Explorer

{
  "manifest_version": 3,
  "name": "Shopify GraphQL Explorer",
  "version": "1.0.2",
  "description": "Quickly search and explore Shopify's GraphQL API schema",
  "permissions": [
    "storage",
    "tabs",
    "activeTab",
    "scripting"
  ],
  "action": {
    "default_icon": {
      "16": "assets/icon16.png",
      "48": "assets/icon48.png",
      "128": "assets/icon128.png"
    }
  },
  "background": {
    "scripts": [
      "src/background.js"
    ],
    "service_worker": "src/background.js"
  },
  "icons": {
    "16": "assets/icon16.png",
    "48": "assets/icon48.png",
    "128": "assets/icon128.png"
  },
  "omnibox": {
    "keyword": "sp"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "assets/schema.json"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "ramon.vansprundel@teifi.com"
    }
  }
}