fix: 修复发布期数异常的问题

src/main/java/mjkf/xinke/main/controller/PricePublishController.java

@@ -104,9 +104,9 @@ public class PricePublishController {
         var query = pricePublishService.getQuery(year, month, null, null, null, null);
         List<PricePublish> items = pricePublishService.list(query);
         PublicController.PublicUpdateInfo result;
-        if (items.size() == 0) {
+        if (items.size() == 0) {  // 无发布数据
             result = new PublicController.PublicUpdateInfo(year, month);
-        } else {
+        } else {  // 有发布数据
             var data = items.get(0);
             result = new PublicController.PublicUpdateInfo(data);
         }

src/main/java/mjkf/xinke/main/controller/PublicController.java

@@ -209,7 +209,7 @@ public class PublicController {
         }
 
         public PublicUpdateInfo (PricePublish lastData) {
-            this.date = lastData.getCreateTime().toLocalDate();
+            this.date = LocalDate.of(lastData.getYear(), lastData.getMonth(), 1);
             this.period = getPeriod(this.date.getYear(), this.date.getMonth().getValue());
             this.year = date.getYear();
             this.month = date.getMonth().getValue();