scratch 生存確認

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "scratch 生存確認",
  "version": "1.0.0",
  "description": "Scratcherのための時間自動入力ツール",
  "host_permissions": [
    "https://scratch.mit.edu/*",
    "https://api.scratch.mit.edu/*"
  ],
  "permissions": [
    "storage"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://scratch.mit.edu/*"
      ],
      "js": [
        "time.js"
      ]
    }
  ],
  "options_ui": {
    "page": "options.html"
  },
  "icons": {
    "128": "icon128.png"
  },
  "background": {
    "service_worker": "background.js"
  },
  "action": {}
}