`moto` provides support for several of the AWS ConfigService APIs.  Would it be possible to provide that same support with LocalStack?
import os
import sys
from localstack import config
from localstack.constants import TRUE_STRINGS
from localstack.utils.aws.request_context import patch_request_handling
from localstack.utils.bootstrap import ENV_SCRIPT_STARTING_DOCKER
def register_localstack_plugins():
    
    if os.environ.get(ENV_SCRIPT_STARTING_DOCKER) not in TRUE_STRINGS:
        do_register_localstack_plugins()
    docker_flags = []
    
    for port in [config.EDGE_PORT, config.EDGE_PORT_HTTP]:
        if port:
            docker_flags += ["-p {p}:{p}".format(p=port)]
    result = {"docker": {"run_flags": " ".join(docker_flags)}}
    return result
def do_register_localstack_plugins():