fix(mileage): 年度考核区间按批次展示

src/modules/mileage/StatisticsView.tsx

@@ -354,7 +354,9 @@ export default function StatisticsView() {
                           <>
                             <div className="space-y-0.5">
                               <p className="text-[8px] font-bold text-slate-400 uppercase tracking-wider">{assessment.label}区间</p>
-                              <p className="text-[10px] font-black text-slate-700">{assessment.startDate} ~ {assessment.endDate}</p>
+                              {(assessment.periods.length > 0 ? assessment.periods : [`${assessment.startDate} ~ ${assessment.endDate}`]).map((period, i) => (
+                                <p key={i} className="text-[10px] font-black text-slate-700">{period}</p>
+                              ))}
                             </div>
                             <div className="space-y-0.5">
                               <p className="text-[8px] font-bold text-slate-400 uppercase tracking-wider">{assessment.label}任务/辆</p>