docker run -it --rm -p8080:8080 docker.io/library/imperative-to-reactive:1.0-SNAPSHOT
2021-03-30 12:53:37.256  INFO 1 --- [           main] o.s.nativex.NativeListener               : This application is bootstrapped with code generated with Spring AOT

  .   ____          _            __ _ _
 /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
 \\/  ___)| |_)| | | | | || (_| |  ) ) ) )
  '  |____| .__|_| |_|_| |_\__, | / / / /
 =========|_|==============|___/=/_/_/_/
 :: Spring Boot ::                (v2.4.3)

2021-03-30 12:53:37.378  INFO 1 --- [           main] o.s.boot.SpringApplication               : Starting application using Java 11.0.10 on 02bb170bdc64 with PID 1 (started by cnb in /workspace)
2021-03-30 12:53:37.378  INFO 1 --- [           main] o.s.boot.SpringApplication               : No active profile set, falling back to default profiles: default
2021-03-30 12:53:37.402  INFO 1 --- [           main] .s.d.r.c.RepositoryConfigurationDelegate : Bootstrapping Spring Data R2DBC repositories in DEFAULT mode.
2021-03-30 12:53:37.404  INFO 1 --- [           main] .s.d.r.c.RepositoryConfigurationDelegate : Finished Spring Data repository scanning in 1 ms. Found 1 R2DBC repository interfaces.
Mar 30, 2021 12:53:37 PM com.hazelcast.internal.config.AbstractConfigLocator
INFO: Loading 'hazelcast.yaml' from the classpath.
Mar 30, 2021 12:53:37 PM com.hazelcast.system
INFO: [172.17.0.3]:5701 [dev] [4.1.1] Hazelcast 4.1.1 (20201222 - 27af558) starting at [172.17.0.3]:5701
Mar 30, 2021 12:53:37 PM com.hazelcast.spi.discovery.integration.DiscoveryService
INFO: [172.17.0.3]:5701 [dev] [4.1.1] No discovery strategy is applicable for auto-detection
Mar 30, 2021 12:53:37 PM com.hazelcast.instance.impl.Node
INFO: [172.17.0.3]:5701 [dev] [4.1.1] Using Multicast discovery
Mar 30, 2021 12:53:37 PM com.hazelcast.cp.CPSubsystem
WARNING: [172.17.0.3]:5701 [dev] [4.1.1] CP Subsystem is not enabled. CP data structures will operate in UNSAFE mode! Please note that UNSAFE mode will not provide strong consistency guarantees.
Mar 30, 2021 12:53:37 PM com.hazelcast.internal.diagnostics.Diagnostics
INFO: [172.17.0.3]:5701 [dev] [4.1.1] Diagnostics disabled. To enable add -Dhazelcast.diagnostics.enabled=true to the JVM arguments.
Mar 30, 2021 12:53:37 PM com.hazelcast.core.LifecycleService
INFO: [172.17.0.3]:5701 [dev] [4.1.1] [172.17.0.3]:5701 is STARTING
Mar 30, 2021 12:53:37 PM com.hazelcast.internal.cluster.impl.MulticastService
WARNING: [172.17.0.3]:5701 [dev] [4.1.1] Received a JoinRequest with an incompatible binary-format. An old version of Hazelcast may be using the same multicast discovery port. Are you running multiple Hazelcast clusters on this host? (This message will be suppressed for 60 seconds).
Mar 30, 2021 12:53:39 PM com.hazelcast.internal.cluster.ClusterService
INFO: [172.17.0.3]:5701 [dev] [4.1.1]

Members {size:1, ver:1} [
  Member [172.17.0.3]:5701 - bf71fe8f-e6f7-4310-ad32-6fd7be487e25 this
]

Mar 30, 2021 12:53:39 PM com.hazelcast.core.LifecycleService
INFO: [172.17.0.3]:5701 [dev] [4.1.1] [172.17.0.3]:5701 is STARTED
2021-03-30 12:53:39.783  WARN 1 --- [           main] o.s.h.c.j.Jackson2ObjectMapperBuilder    : For Jackson Kotlin classes support please add "com.fasterxml.jackson.module:jackson-module-kotlin" to the classpath
2021-03-30 12:53:39.815  INFO 1 --- [           main] o.s.b.web.embedded.netty.NettyWebServer  : Netty started on port 8080
2021-03-30 12:53:39.817  INFO 1 --- [           main] o.s.boot.SpringApplication               : Started application in 2.57 seconds (JVM running for 2.572)