Minimal single-container Kafka setup for docker compose

compose.yml

services:
  kafka:
    image: confluentinc/cp-kafka:7.6.1
    environment:
      CLUSTER_ID: 'AAAAAAAAAAAAAAAAAAAAAA=='
      KAFKA_NODE_ID: 1
      KAFKA_PROCESS_ROLES: 'broker,controller'
      KAFKA_CONTROLLER_QUORUM_VOTERS: 1@kafka:9093
      KAFKA_CONTROLLER_LISTENER_NAMES: CONTROLLER
      KAFKA_LISTENERS: CONTROLLER://kafka:9093,EXTERNAL://kafka:9092
      KAFKA_ADVERTISED_LISTENERS: EXTERNAL://kafka:9092
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: CONTROLLER:PLAINTEXT,EXTERNAL:PLAINTEXT
      KAFKA_INTER_BROKER_LISTENER_NAME: EXTERNAL