艦これ2期スクショ

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "艦これ2期スクショ",
  "description": "艦これ2期のスクリーンショットを撮ります。",
  "version": "1.5",
  "icons": {
    "32": "images/icon_32.png",
    "48": "images/icon_48.png",
    "128": "images/icon_128.png"
  },
  "action": {
    "default_icon": {
      "19": "images/icon_19.png",
      "38": "images/icon_38.png"
    },
    "default_title": "KanColle2 Screenshot"
  },
  "options_page": "options.html",
  "background": {
    "service_worker": "background.js"
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/kcs2/index.php*"
      ],
      "js": [
        "kc2_content.js"
      ],
      "run_at": "document_end",
      "all_frames": true
    }
  ],
  "permissions": [
    "downloads",
    "storage"
  ]
}