Examine source code of Liveblocks DevTools

{
  "icons": {
    "16": "icon16.plasmo.c211f42d.png",
    "32": "icon32.plasmo.81347296.png",
    "48": "icon48.plasmo.bf078d73.png",
    "64": "icon64.plasmo.35a27099.png",
    "128": "icon128.plasmo.e7a939f3.png"
  },
  "manifest_version": 2,
  "browser_action": {
    "default_icon": {
      "16": "icon16.plasmo.c211f42d.png",
      "32": "icon32.plasmo.81347296.png",
      "48": "icon48.plasmo.bf078d73.png",
      "64": "icon64.plasmo.35a27099.png",
      "128": "icon128.plasmo.e7a939f3.png"
    },
    "default_popup": "popup.html"
  },
  "version": "1.12.0",
  "name": "Liveblocks DevTools",
  "description": "A browser extension that lets you inspect Liveblocks real-time collaborative experiences.",
  "homepage_url": "https://liveblocks.io",
  "background": {
    "scripts": [
      "static/background/index.js"
    ]
  },
  "devtools_page": "devtools.html",
  "permissions": [
    "storage",
    "<all_urls>"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.a7851e7c.js"
      ],
      "all_frames": true,
      "css": []
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "devtools@liveblocks.io"
    }
  }
}