新增项目发布 gate action plan API

wasm-port/docs/project-release-handoff.md

@@ -37,10 +37,12 @@ continuation records are in `../text14.txt`.
 - CI dashboards and external SDK callers can use
   `createProjectReleaseGateManifest()` to discover required gate commands and
   expected smoke outputs, `createProjectReleaseGateResultMatrix()` to map
-  observed outputs onto passed/unknown gate rows, and
+  observed outputs onto passed/unknown gate rows,
+  `createProjectReleaseGateActionPlan()` to derive pending gate commands, the
+  next command, display rows, and a shell script from that matrix, and
   `createProjectReleaseReadinessReport()` for a machine-readable release
-  readiness report covering the same manifest, result matrix, sim-config
-  inventory baseline, and blocked runtime families.
+  readiness report covering the same manifest, result matrix, action plan,
+  sim-config inventory baseline, and blocked runtime families.
   `createProjectReleaseReadinessSummaryViewModel()` turns that report into
   stable status text and rows for dashboards. The report helper is evidence
   driven and only reports `ready: true` when the caller supplies release gate