Minecraft Prep and Install

Client Setup (Java + Online)

1. Download Java
2. Download OptiFine the latest version.
3. On the official Minecraft client, go add a new installation and match the version with OptiFine.
4. Download and try the official version, then install OptiFine with Java.
5. Under Settings -> Keep the Launcher open while games are running

Docker Server Setup

Docker-compose for minecraft server

version: "3.9"
services:
  minecraft:
    image: marctv/minecraft-papermc-server:latest
    restart: unless-stopped
    container_name: mcserver
    environment:
      - MEMORYSIZE=4G
      - PAPERMC_FLAGS=""
      - PUID=1000
      - PGID=1000
    volumes:
      - ~/docker/minecraft:/data:rw
    ports:
      - 25565:25565
      - 19132:19132
    stdin_open: true
    tty: true

This downloads the latest version of Minecraft, to use another PaperMC version, need to build the image from scratch.

Warning: PaperMC cannot be downgraded, only newerversion of PaperMC can be installed after first run.

git clone https://github.com/mtoensing/Docker-Minecraft-PaperMC-Server
# go edit the "ARG version=1.xx.x" to the correct version
docker build -t marctv/mcserver:1.xx.x