vibeCoding/mjava-ai @ 7af06b8a496bc4d5bdf20ddbba588de6a00a4d0a

malk 7af06b8a49 docs(mjava-com): 外部对接指南 + HMAC 签名算法 + Python/Node.js 样例		vor 1 Woche
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changes	7af06b8a49 docs(mjava-com): 外部对接指南 + HMAC 签名算法 + Python/Node.js 样例	vor 1 Woche
specs	e93d5b7f5f docs(openspec): archive standardize-client-service-layering	vor 1 Woche
BACKLOG.md	a227b00f95 chore(openspec): archive add-integration-user-api → specs/integration-user-api	vor 1 Monat