docker-compose.yml

services:
  kafka:
    image: confluentinc/cp-kafka:latest # Use the image you already have!
    container_name: codepulse-kafka-1
    ports:
      - "9092:9092"
    environment:
      # Kraft Mode Configuration
      KAFKA_NODE_ID: 1
      KAFKA_PROCESS_ROLES: 'broker,controller'
      KAFKA_CONTROLLER_QUORUM_VOTERS: '1@localhost:9093'
      KAFKA_LISTENERS: 'PLAINTEXT://0.0.0.0:9092,CONTROLLER://0.0.0.0:9093'
      KAFKA_ADVERTISED_LISTENERS: 'PLAINTEXT://127.0.0.1:9092'
      KAFKA_CONTROLLER_LISTENER_NAMES: 'CONTROLLER'
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: 'CONTROLLER:PLAINTEXT,PLAINTEXT:PLAINTEXT'
      KAFKA_INTER_BROKER_LISTENER_NAME: 'PLAINTEXT'
      # Single Node Stability
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
      KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0
      KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR: 1
      KAFKA_TRANSACTION_STATE_LOG_MIN_ISR: 1
      CLUSTER_ID: 'MkU3MzY1ODMyOTI0MTY4ND' # Handshake ID