修正运行页刷新用例的 preview 类型：改用 GameCreationAppPreviewState

- runPreviewRefresh 的 preview 形参从自造字面量类型改为契约类型，避免 status 被放宽成 string 与 view 的 props 冲突（tsconfig.tests.json 才会覆盖 tests/ 目录，此前只跑 tsc -p tsconfig.json 漏检）
- 已跑 npm run ai-game-creator-shell:typecheck（含 check:tests:types）与定向用例确认通过

apps/ai-game-creator-shell/tests/runPreviewRefresh.test.tsx

@@ -2,7 +2,10 @@
 import { cleanup, fireEvent, render, screen } from '@testing-library/react';
 import { afterEach, describe, expect, it, vi } from 'vitest';
 
-import { createGameCreationAppManifest } from '../../../packages/shared/src/contracts/gameCreationApp';
+import {
+  createGameCreationAppManifest,
+  type GameCreationAppPreviewState,
+} from '../../../packages/shared/src/contracts/gameCreationApp';
 import ProjectDevelopmentView from '../src/view/project-development';
 import { installTauriRuntime } from './tauriRuntimeFake';
 
@@ -38,7 +41,7 @@ function installInvoke() {
 }
 
 function renderRunView(
-  preview: { status: string; url: string | null; port: number | null } = {
+  preview: GameCreationAppPreviewState = {
     status: 'running',
     url: PREVIEW_URL,
     port: 4173,