fix wooden fish author and title display

src/components/rpg-entry/RpgEntryFlowShell.agent.interaction.test.tsx

@@ -187,6 +187,7 @@ const authServiceMocks = vi.hoisted(() => ({
     async (publicUserCode: string): Promise<PublicUserSummary> => ({
       id: `public-user-${publicUserCode}`,
       publicUserCode,
+      username: 'author_user',
       displayName: '公开作者',
       avatarUrl: null,
     }),
@@ -195,6 +196,7 @@ const authServiceMocks = vi.hoisted(() => ({
     async (userId: string): Promise<PublicUserSummary> => ({
       id: userId,
       publicUserCode: `code-${userId}`,
+      username: 'author_user',
       displayName: '公开作者',
       avatarUrl: null,
     }),