style(appointments): simplify calendar toolbar and remove redundant heading

src/modules/appointment-calendar/AppointmentCalendarView.test.ts

@@ -66,7 +66,7 @@ describe('appointment calendar data integration', () => {
     const tabs = wrapper.get('[aria-label="预约工作视图"]').findAll('button')
     expect(tabs.map(button => button.text())).toEqual(['提柜与到仓', '送仓与排车', '预约日历'])
     expect(tabs[0]!.attributes('aria-pressed')).toBe('true')
-    expect(wrapper.text()).toContain('美国预约总览')
+    expect(wrapper.text()).not.toContain('美国预约总览')
     expect(listFbaAppointmentCalendar).not.toHaveBeenCalled()
     expect(listArrivalCalendar).not.toHaveBeenCalled()
     await tabs[2]!.trigger('click'); await flushPromises()