修复生成完成提示与项目封面快照

生成完成提示展示后后台确认，避免刷新重复弹出

项目封面改为保存并读取静态快照资源

补充封面快照上传、选择和展示测试

同步外部生成与图片画布契约文档

src/components/platform-entry/PlatformEntryFlowShellImpl.tsx

@@ -1,5 +1,4 @@
-import { Home, Loader2, Monitor } from 'lucide-react';
-
+import { Home, Monitor } from 'lucide-react';
 import { AnimatePresence, motion } from 'motion/react';
 import {
   type Dispatch,
@@ -168,8 +167,8 @@ import {
   fetchCreationEntryConfig,
 } from '../../services/creationEntryConfigService';
 import {
-  type CreationUrlState,
   clearCreationUrlState,
+  type CreationUrlState,
   readCreationUrlState,
   writeCreationUrlState,
 } from '../../services/creationUrlState';
@@ -197,6 +196,7 @@ import {
   acknowledgeExternalGenerationTasks,
   listExternalGenerationTasks,
 } from '../../services/external-generation';
+import { navigateHostNativePage } from '../../services/host-bridge/hostBridge';
 import {
   jumpHopClient,
   type JumpHopGalleryCardResponse,
@@ -322,7 +322,6 @@ import {
   recordRpgEntryWorldGalleryPlay,
   remixRpgEntryWorldGallery,
 } from '../../services/rpg-entry/rpgEntryLibraryClient';
-import { navigateHostNativePage } from '../../services/host-bridge/hostBridge';
 import { getRpgProfilePlayStats } from '../../services/rpg-entry/rpgProfileClient';
 import { requestRpgRuntimeJson } from '../../services/rpg-runtime/rpgRuntimeRequest';
 import { type RuntimeGuestRequestOptions } from '../../services/runtimeGuestAuth';
@@ -372,9 +371,9 @@ import {
 } from '../../services/wooden-fish/woodenFishClient';
 import type { CustomWorldProfile } from '../../types';
 import { useAuthUi } from '../auth/AuthUiContext';
+import { FLOATING_FEEDBACK_FORM_URL } from '../common/floatingFeedbackEntryModel';
 import { PlatformAcknowledgeStatusDialog } from '../common/PlatformAcknowledgeStatusDialog';
 import { PlatformActionButton } from '../common/PlatformActionButton';
-import { FLOATING_FEEDBACK_FORM_URL } from '../common/floatingFeedbackEntryModel';
 import { PlatformDangerConfirmDialog } from '../common/PlatformDangerConfirmDialog';
 import { PlatformFieldLabel } from '../common/PlatformFieldLabel';
 import { PlatformSubpanel } from '../common/PlatformSubpanel';
@@ -490,6 +489,7 @@ import {
   buildPendingSquareHoleWorks,
   buildPendingVisualNovelWorks,
   buildPendingWoodenFishWorks,
+  buildPuzzleDraftOpenNoticeKeys,
   collectDraftNoticeKeys,
   collectVisibleDraftNoticeKeys,
   countUnreadDraftGenerationUpdates,
@@ -504,7 +504,6 @@ import {
   type PendingDraftShelfKind,
   type PendingDraftShelfMap,
   type PendingDraftShelfMetadata,
-  buildPuzzleDraftOpenNoticeKeys,
   resolveBigFishDraftOpenIntent,
   resolveJumpHopDraftOpenIntent,
   resolveMatch3DDraftOpenIntent,
@@ -534,11 +533,6 @@ import {
   PlatformEntryHomeView,
   type PlatformHomeTab,
 } from './PlatformEntryHomeView';
-import {
-  PlatformMobileHomeWelcomeDialog,
-  shouldOpenMobileHomeWelcomeDialog,
-} from './PlatformMobileHomeWelcomeDialog';
-import { PlatformProfileReferralModal } from './PlatformProfileReferralModal';
 import { usePlatformDesktopLayout } from './platformEntryResponsive';
 import {
   buildCreationHubFallbackItems,
@@ -552,6 +546,10 @@ import { PlatformEntryWorldDetailView } from './PlatformEntryWorldDetailView';
 import { PlatformErrorDialog } from './PlatformErrorDialog';
 import { buildExternalGenerationQueueStatus } from './platformExternalGenerationQueueStatusModel';
 import { resolvePlatformGenerationProgressTickDecision } from './platformGenerationProgressTickModel';
+import {
+  sendPlatformHostDraftNotificationToHost,
+  syncPlatformHostDraftBadgeCountToHost,
+} from './platformHostBridgeSync';
 import {
   buildPlatformHostDraftFailureNotification,
   buildPlatformHostDraftNotificationResetKeys,
@@ -559,10 +557,6 @@ import {
   type PlatformHostDraftNotification,
   sendPlatformHostDraftNotificationOnce,
 } from './platformHostNotificationModel';
-import {
-  sendPlatformHostDraftNotificationToHost,
-  syncPlatformHostDraftBadgeCountToHost,
-} from './platformHostBridgeSync';
 import {
   buildMatch3DProfileFromSession,
   hasMatch3DRuntimeAsset,
@@ -616,7 +610,12 @@ import {
   buildWoodenFishPendingSession,
   buildWoodenFishSessionFromWorkDetail,
 } from './platformMiniGameSessionMappingModel';
+import {
+  PlatformMobileHomeWelcomeDialog,
+  shouldOpenMobileHomeWelcomeDialog,
+} from './PlatformMobileHomeWelcomeDialog';
 import { resolvePlatformPlayedWorkOpenIntent } from './platformPlayedWorkOpenModel';
+import { PlatformProfileReferralModal } from './PlatformProfileReferralModal';
 import {
   adjustProfileDashboardWalletBalance,
   reconcileProfileWalletLocalDeltaWithServerDashboard,
@@ -709,20 +708,6 @@ type PuzzleBackgroundCompileTask = {
   error: string | null;
 };
 
-function isExternalGenerationQueueStage(selectionStage: SelectionStage) {
-  return (
-    selectionStage === 'puzzle-generating' ||
-    selectionStage === 'big-fish-generating' ||
-    selectionStage === 'square-hole-generating' ||
-    selectionStage === 'match3d-generating' ||
-    selectionStage === 'baby-object-match-generating' ||
-    selectionStage === 'jump-hop-generating' ||
-    selectionStage === 'puzzle-clear-generating' ||
-    selectionStage === 'wooden-fish-generating' ||
-    selectionStage === 'visual-novel-generating'
-  );
-}
-
 function isUnacknowledgedExternalGenerationTerminalTask(
   task: ExternalGenerationTaskRecord,
 ) {
@@ -2158,6 +2143,9 @@ export function PlatformEntryFlowShellImpl({
   const sentPlatformHostDraftNotificationKeysRef = useRef<Set<string>>(
     new Set(),
   );
+  const acknowledgingExternalGenerationDialogKeysRef = useRef<Set<string>>(
+    new Set(),
+  );
   const [
     pendingPlatformTaskCompletionDialog,
     setPendingPlatformTaskCompletionDialog,
@@ -4975,11 +4963,6 @@ export function PlatformEntryFlowShellImpl({
     isWoodenFishBusy,
     woodenFishGenerationState,
   );
-  const shouldShowExternalGenerationQueueStatus =
-    isExternalGenerationQueueStage(selectionStage) ||
-    (selectionStage === 'platform' &&
-      platformBootstrap.platformTab === 'profile' &&
-      platformBootstrap.canReadProtectedData);
   const isHostNetworkOnline = useHostNetworkOnline();
   const shouldPollExternalGenerationTasks =
     platformBootstrap.canReadProtectedData && Boolean(authUi?.user?.id);
@@ -4989,6 +4972,7 @@ export function PlatformEntryFlowShellImpl({
       : null;
 
   useEffect(() => {
+    acknowledgingExternalGenerationDialogKeysRef.current.clear();
     setExternalGenerationTasks([]);
     setExternalGenerationTaskOverview(null);
   }, [externalGenerationQueueOwnerKey]);
@@ -5340,6 +5324,68 @@ export function PlatformEntryFlowShellImpl({
           dismissedPlatformErrorDialogKey,
           buildPlatformErrorDialogDismissKey,
         );
+  const acknowledgeExternalGenerationCompletionDialog = useCallback(
+    (completion: PlatformTaskCompletionDialogState | null) => {
+      const taskJobIds = completion?.taskJobIds ?? [];
+      if (taskJobIds.length === 0) {
+        return;
+      }
+
+      const dismissKey =
+        buildPlatformTaskCompletionDialogDismissKey(completion);
+      const acknowledgingKeys =
+        acknowledgingExternalGenerationDialogKeysRef.current;
+      if (dismissKey && acknowledgingKeys.has(dismissKey)) {
+        return;
+      }
+      if (dismissKey) {
+        acknowledgingKeys.add(dismissKey);
+      }
+
+      const acknowledgedJobIds = new Set(taskJobIds);
+      setExternalGenerationTasks((current) =>
+        current.filter((task) => !acknowledgedJobIds.has(task.jobId)),
+      );
+      setExternalGenerationTaskOverview((current) =>
+        current
+          ? {
+              ...current,
+              unacknowledgedTerminalCount: Math.max(
+                0,
+                current.unacknowledgedTerminalCount - acknowledgedJobIds.size,
+              ),
+            }
+          : current,
+      );
+      void acknowledgeExternalGenerationTasks({ jobIds: taskJobIds })
+        .then((response) => {
+          setExternalGenerationTasks((current) =>
+            current.filter(
+              (task) =>
+                !response.acknowledgedTasks.some(
+                  (acknowledgedTask) => acknowledgedTask.jobId === task.jobId,
+                ),
+            ),
+          );
+        })
+        .catch(() => {
+          if (dismissKey) {
+            acknowledgingKeys.delete(dismissKey);
+          }
+        });
+    },
+    [],
+  );
+
+  useEffect(() => {
+    acknowledgeExternalGenerationCompletionDialog(
+      activePlatformTaskCompletionDialog,
+    );
+  }, [
+    acknowledgeExternalGenerationCompletionDialog,
+    activePlatformTaskCompletionDialog,
+  ]);
+
   const closePlatformErrorDialog = useCallback(() => {
     if (!currentPlatformErrorDialog) {
       return;
@@ -5458,38 +5504,14 @@ export function PlatformEntryFlowShellImpl({
     if (dismissKey) {
       setDismissedPlatformTaskCompletionDialogKey(dismissKey);
     }
-    const taskJobIds = currentPlatformTaskCompletionDialog.taskJobIds ?? [];
-    if (taskJobIds.length > 0) {
-      const acknowledgedJobIds = new Set(taskJobIds);
-      setExternalGenerationTasks((current) =>
-        current.filter((task) => !acknowledgedJobIds.has(task.jobId)),
-      );
-      setExternalGenerationTaskOverview((current) =>
-        current
-          ? {
-              ...current,
-              unacknowledgedTerminalCount: Math.max(
-                0,
-                current.unacknowledgedTerminalCount - acknowledgedJobIds.size,
-              ),
-            }
-          : current,
-      );
-      void acknowledgeExternalGenerationTasks({ jobIds: taskJobIds })
-        .then((response) => {
-          setExternalGenerationTasks((current) =>
-            current.filter(
-              (task) =>
-                !response.acknowledgedTasks.some(
-                  (acknowledgedTask) => acknowledgedTask.jobId === task.jobId,
-                ),
-            ),
-          );
-        })
-        .catch(() => undefined);
-    }
+    acknowledgeExternalGenerationCompletionDialog(
+      currentPlatformTaskCompletionDialog,
+    );
     setPendingPlatformTaskCompletionDialog(null);
-  }, [currentPlatformTaskCompletionDialog]);
+  }, [
+    acknowledgeExternalGenerationCompletionDialog,
+    currentPlatformTaskCompletionDialog,
+  ]);
   const shouldPollPuzzleGenerationSession =
     selectionStage === 'puzzle-generating' &&
     activePuzzleGenerationSessionId != null &&