fix(titles): keep selected title ids generation-safe

apps/web/e2e/core-generation.spec.ts

@@ -112,7 +112,7 @@ test.describe('Core generation and download flow', () => {
     await expect(page.getByText('项目生成任务')).toBeVisible({ timeout: 20_000 });
     await page.locator('.ant-select-selector').first().click();
     await page.getByText(`${libraryName} (video)`).click();
-    await page.getByLabel('标题').locator('.ant-select-selector').click();
+    await page.locator('.ant-select-selector').nth(2).click();
     await page.getByText(projectTitleText).click();
 
     await expect(page.getByText(/素材准备度：/)).toBeVisible({ timeout: 20_000 });

apps/web/e2e/core-titles.spec.ts

@@ -47,7 +47,7 @@ test.describe('Project title library flow', () => {
     await page.getByRole('button', { name: '新增标题' }).click();
     await expect(page.getByText('标题已加入标题库')).toBeVisible({ timeout: 10_000 });
     await expect(page.getByText(`E2E 标题 ${suffix}`)).toBeVisible({ timeout: 20_000 });
-    await expect(page.getByText('常用')).toBeVisible();
+    await expect(page.locator('.ant-list-item').filter({ hasText: `E2E 标题 ${suffix}` }).getByText('常用').first()).toBeVisible();
     await page.getByPlaceholder('搜索标题').fill(`E2E 标题 ${suffix}`);
     await expect(page.getByText(`E2E 标题 ${suffix}`)).toBeVisible();
     await expect(page.getByText('使用次数：0')).toBeVisible();

packages/adapters/sqlalchemy_impl/project_title_repository.py

@@ -29,7 +29,7 @@ class SQLAlchemyProjectTitleRepository:
     ) -> ProjectTitleModel:
         now = datetime.now(timezone.utc)
         item = ProjectTitleModel(
-            id=str(uuid4()),
+            id=uuid4().hex,
             workspace_id=workspace_id,
             project_id=project_id,
             text=text.strip(),