推进 INI 面板 shell handoff control-page mount workflow helper

wasm-port/docs/panel-entry.md

@@ -33,6 +33,7 @@ import {
   createIniPanelShellSessionHandoffMountDomContract,
   createIniPanelShellSessionHandoffMountDomReadiness,
   mountIniPanelShellSessionHandoff,
+  mountIniPanelShellSessionHandoffFromControlPage,
   renderIniPanelShellSessionHandoffMountState,
   createIniPanelShellSessionHandoffPackageReport,
   createIniPanelShellSessionHandoffPackageRenderState,
@@ -240,6 +241,11 @@ that the required document and nodes exist before calling the renderer. Use
 `linuxCncIniPanelLaunchApi.mountShellSessionHandoff()` when an outer shell
 needs one browser-side workflow result containing the contract, DOM readiness,
 mount render-state, renderer result, and any mount error as data. Use
+`mountIniPanelShellSessionHandoffFromControlPage()` or
+`linuxCncIniPanelLaunchApi.mountShellSessionHandoffFromControlPage()` when an
+outer shell has a control-page API or already-observed session-load state and
+needs one read-only result containing the derived mount-state, mount display
+view-model, mount render-state, and DOM mount workflow result. Use
 `renderIniPanelShellSessionHandoffMountState()` or
 `linuxCncIniPanelLaunchApi.renderShellSessionHandoffMountState()` when an outer
 shell needs the shared read-only DOM renderer for those rows. The launch page
@@ -251,7 +257,7 @@ The browser workflow smoke
 same external shell handoff: read integration manifest, pass readiness gate,
 open the control page target, mount waiting and ready mount-state into an
 external shell-owned `[data-external-shell-mount]` DOM region through the shared
-mount workflow, then read readonly machine-session status.
+mount workflows, then read readonly machine-session status.
 
 The control-page refresh workflow lives in
 `runtime/ui/ini-panel/control-page-refresh-workflow.js`. Use