wonderhoy-apphash-updater

Hosted API that automatically extracts and serves clientAppHash and version data from Project Sekai APKs across all regions.

Based on Sekai-World/sekai-apphash-updater.

API

Endpoint	Method	Description
/	GET	All regions' cached data
/{region}	GET	Single region (JP, EN, TW, KR, CN)
/health	GET	Health check
/admin/refresh?region=JP	POST	Force refresh (requires X-API-Key header)

Response example for GET /JP:

{
  "appVersion": "4.0.5",
  "appHash": "...",
  "assetHash": "...",
  "dataVersion": "4.0.5",
  "multiPlayVersion": "4.0.0",
  "updatedAt": "2025-01-01T00:00:00+00:00"
}

Configuration

All env vars use the WONDERHOY_ prefix.

Variable	Default	Description
HOST	0.0.0.0	Bind host
PORT	8000	Bind port
REFRESH_INTERVAL_MINUTES	5	Auto-refresh interval
ADMIN_API_KEY	(empty)	Required for /admin/* endpoints
HTTP_PROXY	(none)	Proxy for outbound requests
ENABLED_REGIONS	JP,EN,TW,KR,CN	Comma-separated regions to track
UNITY_VERSION	2022.3.21f1	Fallback Unity version for asset parsing

Running

uv sync
uv run wonderhoy

Or with Docker:

docker build -t wonderhoy .
docker run -p 8000:8000 -e WONDERHOY_ADMIN_API_KEY=secret wonderhoy

License

MIT