From aa973ea34d8d6478f74e055bf1abcd9392df607e Mon Sep 17 00:00:00 2001
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Date: Tue, 22 Sep 2026 17:12:02 +0800
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- PlanningChatView 的 chatProjectAssets 由工作台壳每次渲染重新 .filter() 派生、DirectProjectComposer 的 assets 由 manifest 订阅每次渲染重新派生，两处的 [assets] 依赖同样从不命中缓存
- 两处改用 assetsSignature(...) 做依赖，provider 身份不再随宿主渲染抖动（流式回复时每帧都换），输入区不再每帧重注册 Lexical 更新监听
---
 .../DirectProjectComposer/DirectProjectComposer.tsx       | 8 +++++++-
 .../project-development/planning/PlanningChatView.tsx     | 7 ++++++-
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/apps/ai-game-creator-shell/src/view/project-development/chat/components/DirectProjectComposer/DirectProjectComposer.tsx b/apps/ai-game-creator-shell/src/view/project-development/chat/components/DirectProjectComposer/DirectProjectComposer.tsx
index ea336a19d..c92cd74d1 100644
--- a/apps/ai-game-creator-shell/src/view/project-development/chat/components/DirectProjectComposer/DirectProjectComposer.tsx
+++ b/apps/ai-game-creator-shell/src/view/project-development/chat/components/DirectProjectComposer/DirectProjectComposer.tsx
@@ -21,6 +21,7 @@ import {
   ResourceReferencePicker,
   type ResourceReferencePickerHandle,
 } from '../../../../../features/project-workspace/ResourceReferencePicker';
+import { assetsSignature } from '../../../../../features/project-workspace/resourceReferences';
 import type { DirectCodexTurnAttachment } from '../../conversation/directCodexTurnAttachments';
 import type { DirectCodexUserContentPart } from '../../generated/DirectCodexUserContentPart';
 import type { QueuedChatTurn } from './chatComposerQueue';
@@ -107,6 +108,7 @@ export function DirectProjectComposer({
     （Rust `direct_codex_user_item_to_codex_turn_input`），所以只有这里注入 Skill provider。
   */
   const skillProvider = useSkillReferenceProvider();
+  const assetsContentSignature = assetsSignature(assets);
   const referenceProviders = useMemo(
     () => [
       createResourceReferenceProvider({ assets }),
@@ -114,7 +116,11 @@ export function DirectProjectComposer({
       attachmentReferenceProvider,
       runtimeRegionReferenceProvider,
     ],
-    [assets, skillProvider],
+    // `assets` 由 manifest 订阅每次渲染重新 `.filter()` 派生，依赖它等于从不命中缓存：
+    // provider 身份一变，输入区就重新注册 Lexical 更新监听（流式回复时每帧都换）。
+    // 按内容签名取依赖才真的能跳过重建。
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+    [assetsContentSignature, skillProvider],
   );
   const openPicker = useCallback(() => {
     onReferencePickerOpen?.();
diff --git a/apps/ai-game-creator-shell/src/view/project-development/planning/PlanningChatView.tsx b/apps/ai-game-creator-shell/src/view/project-development/planning/PlanningChatView.tsx
index 00f769090..cca6c5918 100644
--- a/apps/ai-game-creator-shell/src/view/project-development/planning/PlanningChatView.tsx
+++ b/apps/ai-game-creator-shell/src/view/project-development/planning/PlanningChatView.tsx
@@ -23,6 +23,7 @@ import {
   ResourceReferenceInput,
   type ResourceReferenceInputHandle,
 } from '../../../features/project-workspace/ResourceReferenceInput';
+import { assetsSignature } from '../../../features/project-workspace/resourceReferences';
 import { AgentReasoning } from '../chat/components/AgentReasoning/AgentReasoning';
 import { ComposerReasoningEffortSelect } from '../chat/components/DirectProjectComposer/ComposerControls';
 import { formatClockTime } from '../chat/components/ToolCallGroup/toolCallGroupPresentation';
@@ -135,13 +136,17 @@ export function PlanningChatView({
     `$` Skill 候选只有 DirectProject 回合那条路径会把 `agc_skill_reference` 解析成真 Skill，
     这里注入 Skill provider 只会得到一个退化成本文的误导入口，所以不注入。
   */
+  const chatProjectAssetsSignature = assetsSignature(chatProjectAssets);
   const referenceProviders = useMemo(
     () => [
       createResourceReferenceProvider({ assets: chatProjectAssets }),
       attachmentReferenceProvider,
       runtimeRegionReferenceProvider,
     ],
-    [chatProjectAssets],
+    // `chatProjectAssets` 由工作台壳每次渲染重新 `.filter()` 派生，依赖它等于从不命中缓存：
+    // provider 身份一变，输入区就重新注册 Lexical 更新监听。按内容签名取依赖才真的能跳过重建。
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+    [chatProjectAssetsSignature],
   );
   let submitLabel = '发送';
   if (needsUserInput) {