Merge branch 'OZG-7909-persist-server-data' into 'main'

aggregation-manager-server/pom.xml

...on-manager-server/src/main/helm/templates/deployment.yaml

...anager-server/src/main/helm/templates/network_policy.yaml

...ation-manager-server/src/main/helm/templates/service.yaml

...in/java/de/ozgcloud/aggregation/data/AggregationData.java

...ozgcloud/aggregation/data/AggregationDataGrpcService.java

...a/de/ozgcloud/aggregation/data/AggregationDataMapper.java

.../ozgcloud/aggregation/data/AggregationDataRepository.java

.../de/ozgcloud/aggregation/data/AggregationDataService.java

...oud/aggregation/data/CustomAggregationDataRepository.java

...aggregation/data/CustomAggregationDataRepositoryImpl.java

.../aggregation/data/GrpcAggregationDataRequestObserver.java

...n/java/de/ozgcloud/aggregation/data/GrpcObjectMapper.java

...ud/aggregation/mapping/AggregationMappingGrpcService.java

...anager-server/src/test/helm/deployment_database_test.yaml

...ion-manager-server/src/test/helm/network_policy_test.yaml

aggregation-manager-server/src/test/helm/service_test.yaml

...loud/aggregation/data/AggregationDataGrpcServiceTest.java

.../ozgcloud/aggregation/data/AggregationDataMapperTest.java

...ozgcloud/aggregation/data/AggregationDataServiceTest.java