Fix Bug #545: [门诊医生站-诊断-报卡] 长效诊断标识设置保存就清空 — 根因：getEncounterDiagnosis查询SQL(DoctorStationDiagnosisAppMapper.xml)未包含long_term_flag字段且DiagnosisQueryDto缺少对应属性，导致保存成功后刷新列表时后端不返回longTermFlag值，前端接收后下拉框清空；修复：1) SQL新增T1.long_term_flag AS longTermField; 2) DTO新增longTermFlag属性

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

openhis-server-new/openhis-application/src/main/java/com/openhis/web/doctorstation/dto/DiagnosisQueryDto.java

@@ -96,6 +96,11 @@ public class DiagnosisQueryDto {
      */
     private String diagnosisDoctor;
 
+    /**
+     * 长效诊断标识
+     */
+    private Integer longTermFlag;
+
     /**
      * 是否已有传染病报卡（0-无，1-有）
      */

openhis-server-new/openhis-application/src/main/resources/mapper/doctorstation/DoctorStationDiagnosisAppMapper.xml

@@ -135,6 +135,7 @@
                T1.onset_date AS onsetDate,
                T1.diagnosis_time AS diagnosisTime,
                T1.doctor AS diagnosisDoctor,
+               T1.long_term_flag AS longTermFlag,
                CASE WHEN EXISTS (
                    SELECT 1 FROM infectious_card T4
                    WHERE T4.diag_id = T2.id AND T4.delete_flag = '0' AND T4.status >= 1