docker build -t lostsnow/fluffos-build ./build
docker run --rm -v /opt/projects/mud:/opt/projects lostsnow/fluffos-build
docker build -t lostsnow/fluffos .
# https://github.com/mudchina/es2-utf8
mkdir -p /opt/projects/mud/es2-utf8/log
docker run --name es2 \
-p 4000:4000 \
-v /opt/projects/mud:/opt/projects \
lostsnow/fluffos /opt/projects/docker-fluffos/example/config.ES2