Examine source code of ArkPets

{
  "manifest_version": 3,
  "name": "ArkPets",
  "description": "Shows Arknights characters on web pages",
  "version": "1.4.4",
  "permissions": [
    "storage"
  ],
  "icons": {
    "16": "assets/icon16.png",
    "32": "assets/icon32.png",
    "48": "assets/icon48.png",
    "128": "assets/icon128.png"
  },
  "host_permissions": [
    "https://raw.githubusercontent.com/*",
    "https://arkpets.ericfu.me/*"
  ],
  "action": {
    "default_popup": "index.html"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "models/*",
        "*.js.map"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "arkpets@ericfu.me",
      "strict_min_version": "58.0"
    }
  }
}