`moto` provides support for several of the AWS ConfigService APIs.  Would it be possible to provide that same support with LocalStack?
Plugin(
                "swf",
                start=swf_starter.start_swf,
                check=swf_starter.check_swf,
                listener=swf_listener.UPDATE_SWF,
            )
        )
        register_plugin(
            Plugin(
                "resourcegroupstaggingapi",
                start=rgta_starter.start_rgsa,
                listener=rgta_listener.UPDATE_RGSA,
            )
        )
        register_plugin(
            Plugin(
                "resource-groups",
                start=rg_starter.start_rg,
                listener=rg_listener.UPDATE_RG,
            )
        )
        register_plugin(Plugin("support", start=support_starter.start_support))
        
        patch_request_handling()
    except Exception as e:
        if not os.environ.get(ENV_SCRIPT_STARTING_DOCKER):
            print("Unable to register plugins: %s" % e)
            sys.stdout.flush()
        raise e