Spring Boot 3.5.6 / Java 17 JAR with cloud gateway envelope and ping/whoami/echo; Taobao gateway signature verification matching the Node implementation; /pages/mvp page, splash dev entry and local transport contract test; SAE + 聚石塔 runbook and portable JDK/Maven setup; Windows 11 wmic shim for Taobao DevTools.
Preserve H5 flows while adding Taobao identity, native capture, reports and isolated local development. Fix canceled province selection and expired-session logout. Record passing local regressions, two pre-existing H5 assertion failures and pending platform validation.
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