refactor: waitFor→findBy 替换 + renderWithBasicProviders + jsdom 条件化回退

tests/web/components/ResourceTable.test.tsx

@@ -168,7 +168,7 @@ describe("ResourceTable", () => {
       expect(onEdit).toHaveBeenCalledWith(tc.editArg);
 
       fireEvent.click(screen.getAllByRole("button", { name: /删除/ })[0]!);
-      await waitFor(() => expect(screen.getByText(tc.deleteConfirmText)).not.toBeNull());
+      await screen.findByText(tc.deleteConfirmText);
       clickLatestConfirmButton();
       await waitFor(() => expect(onDelete).toHaveBeenCalledWith(tc.deleteId));
     });