收口智能创作首页空态

将智能创作首页抽屉空态迁移到 PlatformEmptyState

将智能创作首页错误提示迁移到 PlatformStatusMessage

删除智能创作首页本地空态和错误提示 chrome

新增 CreativeAgentHome 公共组件断言

更新 PlatformUiKit 文档和 Hermes 决策记录

src/components/creative-agent/CreativeAgentHome.tsx

@@ -14,7 +14,9 @@ import {
 import { useMemo, useState } from 'react';
 
 import type { CreativeAgentInputPart } from '../../../packages/shared/src/contracts/creativeAgent';
+import { PlatformEmptyState } from '../common/PlatformEmptyState';
 import { PlatformIconButton } from '../common/PlatformIconButton';
+import { PlatformStatusMessage } from '../common/PlatformStatusMessage';
 import type { CreationWorkShelfItem } from '../custom-world-home/creationWorkShelf';
 import { RpgEntryBrandLogo } from '../rpg-entry/RpgEntryBrandLogo';
 import { CreativeAgentInputComposer } from './CreativeAgentInputComposer';
@@ -252,7 +254,9 @@ function CreativeAgentDrawer({
                 </section>
               ))
             ) : (
-              <div className="creative-agent-drawer__empty">暂无创作记录</div>
+              <PlatformEmptyState surface="subpanel" size="inline">
+                暂无创作记录
+              </PlatformEmptyState>
             )}
           </div>
 
@@ -366,7 +370,14 @@ export function CreativeAgentHome({
         </div>
 
         {error ? (
-          <div className="creative-agent-home__error">{error}</div>
+          <PlatformStatusMessage
+            tone="error"
+            surface="platform"
+            size="md"
+            className="creative-agent-home__error font-semibold"
+          >
+            {error}
+          </PlatformStatusMessage>
         ) : null}
       </main>