Examine source code of Open Graph debugger

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Open Graph debugger",
  "version": "0.1.3",
  "description": "The easiest way to preview and debug opengraph and social sharing images and tags",
  "background": {
    "service_worker": "service-worker-loader.js",
    "type": "module"
  },
  "options_page": "src/options/index.html",
  "action": {
    "default_popup": "src/popup/index.html",
    "default_icon": {
      "16": "icon16.png",
      "32": "icon32.png",
      "48": "icon48.png",
      "128": "icon128.png"
    }
  },
  "icons": {
    "16": "icon16.png",
    "32": "icon32.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "permissions": [
    "activeTab"
  ],
  "content_scripts": [
    {
      "js": [
        "assets/content-script-loader.index.prod.tsx-raPkgUAm-CzL_YRxf.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "web_accessible_resources": [
    {
      "matches": [],
      "resources": [
        "icon16.png",
        "icon32.png",
        "icon48.png",
        "icon128.png"
      ],
      "use_dynamic_url": false
    },
    {
      "matches": [
        "<all_urls>"
      ],
      "resources": [
        "assets/createShadowRoot-C4RbnLPW.js",
        "assets/index.prod.tsx-raPkgUAm.js"
      ],
      "use_dynamic_url": false
    }
  ]
}