@Override
    public final Command.@NonNull Builder<C> decorateBuilder(final Command.@NonNull Builder<C> builder) {
        return builder.manager(this);
    }
Invokes {@link Command.Builder#manager(CommandManager)} with {@code this} instance and returns the updated builder.

@param builder builder to decorate
@return the decorated builder
cloud-core/src/main/java/org/incendo/cloud/CommandManager.java