@ConditionalOnBean(Scheduler.class)
  @ConditionalOnMissingBean
  @Bean
  public DbSchedulerStarter dbSchedulerStarter(Scheduler scheduler) {
    if (config.isDelayStartupUntilContextReady()) {
      return new ContextReadyStart(scheduler);
    }

    return new ImmediateStart(scheduler);
  }
Will typically be created if Spring Boot Actuator is not on the classpath.
db-scheduler-boot-starter/src/main/java/com/github/kagkarlsson/scheduler/boot/autoconfigure/DbSchedulerAutoConfiguration.java