style(consult): banner图片获取功能调整，每次修改nacos配置代价太大了，改成缓存配置地址

health-consultation/health-consultation-biz/src/main/java/com/renkang/consultation/service/impl/ConSessionServiceImpl.java

@@ -45,6 +45,7 @@ import org.jeecg.global.GlobalUtils;
 import org.jeecg.modules.exports.entity.CommonExportsInfo;
 import org.jeecg.modules.manager.SysCacheImpl;
 import org.jeecg.modules.system.entity.SysDepart;
+import org.jeecg.util.GlobalManager;
 import org.jeecg.util.WrapperUtils;
 import org.jeecgframework.poi.excel.ExcelExportUtil;
 import org.jeecgframework.poi.excel.entity.ExportParams;
@@ -1267,8 +1268,16 @@ public class ConSessionServiceImpl extends ServiceImpl<ConSessionMapper, ConSess
 
     @Value("${banner.picUrl:}")
     private String bannerPicUrl;
+
+    @Autowired
+    private GlobalManager globalManager;
+
     public String getPicUrl(){
-        // 读取配置文件的url
+        // 优先从缓存配置读取（运行时可动态调整），无值则回退到本地配置文件
+        String cacheUrl = globalManager.getConfigValueByKey("banner_pic_url");
+        if (StrUtil.isNotBlank(cacheUrl)) {
+            return cacheUrl;
+        }
         return bannerPicUrl;
     }