增加result返回列表，联系人接口增加推送

src/main/java/com/onekeycall/videotablet/service/DeviceApkInfoService.java

@@ -23,7 +23,7 @@ public class DeviceApkInfoService {
         DeviceApkInfo deviceApkInfo;
         if (deviceApkInfoRepository.existsBySn(sn)) {
             // 存在则更新
-            deviceApkInfo = deviceApkInfoRepository.findDeviceApkInfoBySn(sn);
+            deviceApkInfo = deviceApkInfoRepository.getDeviceApkInfoBySn(sn);
             deviceApkInfo.setApkList(apkList);
             deviceApkInfo.setUpdateTime(new Date());
         } else {
@@ -42,7 +42,7 @@ public class DeviceApkInfoService {
      * 根据序列号sn获取设备APK列表
      */
     public DeviceApkInfo getDeviceApkInfoBySn(String sn) {
-        return deviceApkInfoRepository.findDeviceApkInfoBySn(sn);
+        return deviceApkInfoRepository.getDeviceApkInfoBySn(sn);
     }