New creates a new manager.

SetLogger option allows set a custom logger.

ShutdownTimeout option sets timeout for shutdowns.

Manager manages the services.

Service defines data struct for services.

Option is used for component configuration.

PingFn sets definition for ping functions.

ReloadFn sets definition for reload functions.

ShutdownFn sets definition for gracely shutdown functions.

StartupFn sets definition for startup functions.

StopFn sets definition for stop functions (force).