Imports github.com/Shopify/sarama github.com/gorilla/mux rapGO.io/src/heartbeatservice/api rapGO.io/src/heartbeatservice/api/cors rapGO.io/src/heartbeatservice/pkg/setting rapGO.io/src/heartbeatservice/pkg/statehandler rapGO.io/src/heartbeatservice/pkg/states Standard library imports fmt net/http time