Minimal Docker image for Cube 2: Sauerbraten (< 11MB)

Dockerfile

FROM alpine:latest as builder

RUN apk add --upgrade \
    make \
    build-base \
    zlib-dev

# make sure to `make clean` in src/ and src/enet/ before
COPY ./src /src

RUN cd src && \
    make --jobs=4 server && \
    strip sauer_server


FROM alpine:latest

RUN apk add --upgrade libstdc++

COPY --from=builder /src/sauer_server /server

COPY ./server-init.cfg /server-init.cfg

CMD [ "/server" ]