version: '3.8'

services:
  nexus:
    image: sonatype/nexus3:latest
    container_name: nexus-mirror
    restart: always
    ports:
      - "4009:8081"
      - "4010:8082"
    environment:
      # Memory limits: Adjust based on your VM capacity
      - INSTALL4J_ADD_VM_PARAMS=-Xms2g -Xmx2g -XX:MaxDirectMemorySize=2g -Dnexus.secrets.file=/nexus-data/nexus.secrets.json
    volumes:
      - ./nexus-data:/nexus-data