删除失效的Direct重试单测

移除已删除helper的测试导入。

删除已废弃的user-only自动重发用例。

apps/ai-game-creator-shell/tests/appSurface/project-conversation.suite.ts

@@ -1,7 +1,4 @@
-import {
-  isDirectCodexTurnAlreadyRunningError,
-  unansweredDirectCodexConversationTurn,
-} from '../../src/App';
+import { isDirectCodexTurnAlreadyRunningError } from '../../src/App';
 import {
   act,
   agentRuntimeUserInputRequest,
@@ -26,66 +23,6 @@ import {
 } from './harness';
 
 export function registerProjectConversationTests() {
-  it('replays only the latest unanswered Direct Codex turn with its original stable identity', () => {
-    expect(
-      unansweredDirectCodexConversationTurn([
-        {
-          role: 'user',
-          text: '请重新生成美术',
-          messageId: 'direct-codex:stable-turn-001:user',
-        },
-      ]),
-    ).toEqual({
-      prompt: '请重新生成美术',
-      turnId: 'stable-turn-001',
-    });
-    expect(
-      unansweredDirectCodexConversationTurn([
-        {
-          role: 'user',
-          text: '请重新生成美术',
-          messageId: 'direct-codex:stable-turn-001:user',
-        },
-        {
-          role: 'assistant',
-          text: '已完成',
-          messageId: 'direct-codex:stable-turn-001:assistant',
-        },
-      ]),
-    ).toBeNull();
-    expect(
-      unansweredDirectCodexConversationTurn([
-        {
-          role: 'user',
-          text: '恢复较早的未回答回合',
-          messageId: 'direct-codex:stable-turn-older:user',
-        },
-        {
-          role: 'user',
-          text: '较新的已回答回合',
-          messageId: 'direct-codex:stable-turn-newer:user',
-        },
-        {
-          role: 'assistant',
-          text: '较新的回复',
-          messageId: 'direct-codex:stable-turn-newer:assistant',
-        },
-      ]),
-    ).toEqual({
-      prompt: '恢复较早的未回答回合',
-      turnId: 'stable-turn-older',
-    });
-    expect(
-      unansweredDirectCodexConversationTurn([
-        {
-          role: 'user',
-          text: '伪造回合',
-          messageId: 'direct-codex:../unsafe:user',
-        },
-      ]),
-    ).toBeNull();
-  });
-
   it('filters only the stable same-turn in-progress rejection from terminal Direct Codex failures', () => {
     expect(
       isDirectCodexTurnAlreadyRunningError(