test: add tests for dataset document detail (#31274)

Co-authored-by: CodingOnStar <hanxujiang@dify.ai>
Co-authored-by: CodingOnStar <hanxujiang@dify.com>

web/vitest.setup.ts

@@ -90,6 +90,14 @@ afterEach(async () => {
 // mock next/image to avoid width/height requirements for data URLs
 vi.mock('next/image')
 
+// mock foxact/use-clipboard - not available in test environment
+vi.mock('foxact/use-clipboard', () => ({
+  useClipboard: () => ({
+    copy: vi.fn(),
+    copied: false,
+  }),
+}))
+
 // mock zustand - auto-resets all stores after each test
 // Based on official Zustand testing guide: https://zustand.docs.pmnd.rs/guides/testing
 vi.mock('zustand')