naive datepicker

 <n-date-picker
            type="date"
            style="width: 100%"
            :formatted-value="formatDate(cylinderModal.dateRegularInspection)"
            value-format="yyyy-MM-dd"
            @update:formatted-value="updateDate('dateRegularInspection', $event)"
          />

function formatDate(date:any) {
      if (!date) return null; // 如果日期为空，返回空字符串
      return date.split('T')[0]; // 将日期字符串以T为分隔符拆分，取第一部分即可
    };

    function updateDate(field: keyof typeof cylinderModal.value, value:string) {
      cylinderModal.value[field] = value;
    }