feat(零碳): 长庆

1.长庆演示首页功能开发,新增查询井场/场站列表接口,添加接口文档并完成接口冒烟测试;
2.长庆演示首页功能开发,新增总览信息统计接口,添加接口文档并完成接口冒烟测试;

BREAKING CHANGE: 无

Closes 无

[skip ci]

C12-prediction/pps-core-prediction/src/main/java/pps/core/prediction/service/ThirdDataAccessCloudServiceImpl.java

@@ -185,7 +185,8 @@ public class ThirdDataAccessCloudServiceImpl implements IThirdDataAccessCloudSer
                     ThirdPhotovoltaicPowerView.builder()
                             .stationName(output.getStationName())
                             .createDate(output.getCreateDate())
-                            .photovoltaicPower(output.getPhotovoltaicPower())
+                            .photovoltaicPower(Optional.ofNullable(output.getPhotovoltaicPower())
+                                    .orElse(BigDecimal.ZERO))
                             .systemSource(ThirdPartyApiConstant.CQ_SOURCE)
                             .build()
             );