支持平台入口初始页签

为平台入口透传 initialPlatformTab 参数

避免移动端隐藏页签覆盖显式创作页签

更新 RPG 入口交互测试的创作页签起点

src/components/platform-entry/PlatformEntryFlowShellImpl.tsx

@@ -1697,6 +1697,7 @@ export function PlatformEntryFlowShellImpl({
   handleStartNewGame,
   handleCustomWorldSelect,
   initialPublicWorkCode,
+  initialPlatformTab,
 }: PlatformEntryFlowShellProps) {
   const authUi = useAuthUi();
   const platformThemeClass =
@@ -2510,6 +2511,7 @@ export function PlatformEntryFlowShellImpl({
     getProfileDashboard: getPlatformProfileDashboardWithLocalWalletDelta,
     handleContinueGame,
     hasInitialAgentSession,
+    initialPlatformTab,
   });
   const {
     canReadProtectedData: canRefreshPlatformDashboard,
@@ -15512,7 +15514,9 @@ export function PlatformEntryFlowShellImpl({
       }
       activeDesktopNavTab={selectionStage === 'project' ? 'projects' : undefined}
       allowHiddenActiveTab={
-        selectionStage === 'creation-home' || selectionStage === 'project'
+        initialPlatformTab === 'create' ||
+        selectionStage === 'creation-home' ||
+        selectionStage === 'project'
       }
       onTabChange={handlePlatformHomeTabChange}
       hasSavedGame={hasSavedGame}