fix: polish platform creation flow interactions

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

@@ -6103,10 +6103,19 @@ test('puzzle draft generation auto starts trial and runtime back opens draft res
     );
   });
 
+  await act(async () => {
+    window.history.back();
+  });
+  await waitFor(() => {
+    expect(window.location.pathname).toBe('/creation/puzzle/result');
+  });
   await user.click(await screen.findByRole('button', { name: '返回上一页' }));
 
   expect(await screen.findByText('拼图结果页')).toBeTruthy();
   expect(screen.getByDisplayValue('雨夜猫街')).toBeTruthy();
+  const creationParams = new URLSearchParams(window.location.search);
+  expect(creationParams.get('sessionId')).toBe('puzzle-session-auto-1');
+  expect(creationParams.get('profileId')).toBe('puzzle-profile-auto-1');
 });
 
 test('embedded puzzle form recovers when compile request times out after backend completion', async () => {
@@ -7309,6 +7318,47 @@ test('home recommendation starts embedded puzzle without global auth reset on lo
   });
 });
 
+test('home recommendation share opens publish share modal', async () => {
+  const user = userEvent.setup();
+  const publishedPuzzleWork = {
+    workId: 'puzzle-work-share-1',
+    profileId: 'SHARE001',
+    ownerUserId: 'user-2',
+    sourceSessionId: 'puzzle-session-share-1',
+    authorDisplayName: '拼图作者',
+    levelName: '星桥分享关',
+    summary: '旋转碎片并接通星桥机关。',
+    themeTags: ['机关', '星桥'],
+    coverImageSrc: null,
+    coverAssetId: null,
+    publicationStatus: 'published',
+    updatedAt: '2026-04-25T09:00:00.000Z',
+    publishedAt: '2026-04-25T09:00:00.000Z',
+    playCount: 3,
+    likeCount: 0,
+    publishReady: true,
+  } satisfies PuzzleWorkSummary;
+
+  vi.mocked(listPuzzleGallery).mockResolvedValue({
+    items: [publishedPuzzleWork],
+  });
+  vi.mocked(getPuzzleGalleryDetail).mockResolvedValue({
+    item: publishedPuzzleWork,
+  });
+
+  render(<TestWrapper withAuth />);
+
+  const meta = await screen.findByLabelText('星桥分享关 作品信息');
+  await user.click(within(meta).getByRole('button', { name: '分享' }));
+
+  expect(
+    await screen.findByRole('dialog', { name: '分享给朋友' }),
+  ).toBeTruthy();
+  expect(screen.getByText(/作品号：PZ-SHARE001/u)).toBeTruthy();
+  expect(screen.getByText(/\/gallery\/puzzle\/detail\?work=PZ-SHARE001/u))
+    .toBeTruthy();
+});
+
 test('home recommendation keeps logged-in puzzle start on default auth instead of guest token', async () => {
   const publishedPuzzleWork = {
     workId: 'puzzle-work-public-2',