Examine source code of MouseHunt Improved

{
  "manifest_version": 3,
  "name": "MouseHunt Improved",
  "version": "0.99.11",
  "author": "bradp <brad@bradparbs.com>",
  "description": "Improve your MouseHunt experience",
  "homepage_url": "https://mouse.rip",
  "icons": {
    "16": "icon-16.png",
    "32": "icon-32.png",
    "48": "icon-48.png",
    "64": "icon-64.png",
    "128": "icon-128.png"
  },
  "content_scripts": [
    {
      "js": [
        "content.js"
      ],
      "matches": [
        "https://*.mousehuntgame.com/*"
      ],
      "run_at": "document_start"
    }
  ],
  "host_permissions": [
    "https://*.mousehuntgame.com/*"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "main.js",
        "main.js.map",
        "static/*.css"
      ],
      "matches": [
        "https://*.mousehuntgame.com/*"
      ]
    }
  ],
  "action": {
    "default_popup": "popup.html",
    "default_title": "MouseHunt Improved"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "mh-improved@mouse.rip",
      "strict_min_version": "113.0"
    },
    "gecko_android": {
      "id": "mh-improved@mouse.rip",
      "strict_min_version": "113.0"
    }
  }
}