chore: deprecate Ubuntu 18.04 as not used by any LinuxGSM images

a

.github/workflows/docker-publish.yml

@@ -94,49 +94,9 @@ jobs:
             gameservermanagers/linuxgsm:ubuntu-20.04
             ghcr.io/gameservermanagers/linuxgsm:ubuntu-20.04
 
-  build-ubuntu-1804:
-    name: Build Ubuntu 18.04
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-
-      - name: Setup QEMU
-        uses: docker/setup-qemu-action@v3
-
-      - name: Setup Docker Buildx
-        uses: docker/[email protected]
-
-      - name: Build
-        run: docker build -t gameservermanagers/linuxgsm:ubuntu-18.04 -f ./Dockerfile.ubuntu-1804 .
-
-      - name: Login to DockerHub
-        uses: docker/[email protected]
-        with:
-          username: ${{ secrets.DOCKER_HUB_USERNAME }}
-          password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
-
-      - name: Login to GitHub Container Registry
-        uses: docker/[email protected]
-        with:
-          registry: ghcr.io
-          username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
-
-      - name: Build and push (Ubuntu 18.04)
-        uses: docker/[email protected]
-        with:
-          context: .
-          file: ./Dockerfile.ubuntu-1804
-          platforms: linux/amd64
-          push: true
-          tags: |
-            gameservermanagers/linuxgsm:ubuntu-18.04
-            ghcr.io/gameservermanagers/linuxgsm:ubuntu-18.04
-
   package-cleanup:
     name: Cleanup Old GitHub Packages
-    needs: [ build-ubuntu-1804, build-ubuntu-2004, build-ubuntu-2204 ]
+    needs: [ build-ubuntu-2004, build-ubuntu-2204 ]
     runs-on: ubuntu-latest
     steps:
       - name: Delete Package Versions

Dockerfile.ubuntu-1804

@@ -1,141 +0,0 @@
-#
-# LinuxGSM Base Dockerfile
-#
-# https://github.com/GameServerManagers/docker-linuxgsm
-#
-
-FROM gameservermanagers/steamcmd:ubuntu-18.04
-
-LABEL maintainer="LinuxGSM <[email protected]>"
-ENV DEBIAN_FRONTEND noninteractive
-ENV TERM=xterm
-ENV LGSM_GITHUBUSER=GameServerManagers
-ENV LGSM_GITHUBREPO=LinuxGSM
-ENV LGSM_GITHUBBRANCH=master
-ENV LGSM_LOGDIR=/data/log
-ENV LGSM_SERVERFILES=/data/serverfiles
-ENV LGSM_DATADIR=/data/data
-ENV LGSM_CONFIG=/data/config-lgsm
-ENV LGSM_DEV=false
-ENV GAMESERVER=jc2server
-ENV UPDATE_CHECK=60
-ENV USER=linuxgsm
-ENV UID=1000
-ENV GID=1000
-
-SHELL ["/bin/bash", "-o", "pipefail", "-c"]
-
-## Install Base LinuxGSM Requirements
-RUN echo "**** Install Base LinuxGSM Requirements ****" \
-  && apt-get update \
-  && apt-get install -y software-properties-common \
-  && add-apt-repository multiverse \
-  && add-apt-repository ppa:git-core/ppa \
-  && apt-get update \
-  && apt-get install -y \
-  bc \
-  binutils \
-  bsdmainutils \
-  bzip2 \
-  ca-certificates \
-  cpio \
-  cron \
-  curl \
-  distro-info \
-  file \
-  git \
-  gosu \
-  gzip \
-  hostname \
-  jq \
-  lib32gcc1 \
-  lib32stdc++6 \
-  netcat \
-  python3 \
-  sudo \
-  tar \
-  tmux \
-  unzip \
-  util-linux \
-  uuid-runtime \
-  wget \
-  xz-utils \
-  # Docker Extras
-  iproute2 \
-  iputils-ping \
-  nano \
-  vim \
-  && apt-get -y autoremove \
-  && apt-get -y clean \
-  && rm -rf /var/lib/apt/lists/* \
-  && rm -rf /tmp/* \
-  && rm -rf /var/tmp/*
-
-# Install Node.js
-RUN echo "**** Install Node.js ****" \
-  && set -uex \
-  && mkdir -p /etc/apt/keyrings \
-  && curl -fsSL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key | gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg \
-  && NODE_MAJOR=16 \
-  && echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_$NODE_MAJOR.x nodistro main" > /etc/apt/sources.list.d/nodesource.list \
-  && apt-get update \
-  && apt-get install nodejs -y \
-  && apt-get -y autoremove \
-  && apt-get -y clean \
-  && rm -rf /var/lib/apt/lists/* \
-  && rm -rf /tmp/* \
-  && rm -rf /var/tmp/* \
-  && npm install -g npm@latest
-
-# Install GameDig https://docs.linuxgsm.com/requirements/gamedig
-RUN echo "**** Install GameDig ****" \
-  && npm install -g [email protected]
-WORKDIR /app/lgsm \
-  wget -N --no-check-certificate "https://raw.githubusercontent.com/GameServerManagers/LinuxGSM/${LGSM_GITHUBBRANCH}/package.json" \
-  && npm install
-
-WORKDIR /app
-
-## Add linuxgsm user
-RUN echo "**** Add linuxgsm user ****" \
-  && mkdir /data \
-  # Create the user
-  && groupadd --gid $GID $USER \
-  && useradd --uid $UID --gid $GID -m $USER \
-  #
-  # [Optional] Add sudo support. Omit if you don't need to install software after connecting.
-  && echo $USER ALL=\(root\) NOPASSWD:ALL > /etc/sudoers.d/$USER \
-  && chmod 0440 /etc/sudoers.d/$USER \
-  && chown $USER:$USER /data
-
-HEALTHCHECK --interval=1m --timeout=1m --start-period=2m --retries=1 CMD /app/entrypoint-healthcheck.sh || exit 1
-
-## Download linuxgsm.sh
-RUN echo "**** Download linuxgsm.sh ****" \
-  && set -ex \
-  && curl -Lo linuxgsm.sh "https://raw.githubusercontent.com/GameServerManagers/LinuxGSM/${LGSM_GITHUBBRANCH}/linuxgsm.sh" \
-  && chmod +x linuxgsm.sh
-
-RUN echo "**** Get LinuxGSM Modules ****" \
-  && git clone --filter=blob:none --no-checkout --sparse https://github.com/GameServerManagers/LinuxGSM.git \
-  && cd LinuxGSM \
-  && git sparse-checkout set --cone \
-  && git sparse-checkout set lgsm/modules \
-  && git checkout ${LGSM_GITHUBBRANCH} \
-  && mkdir -p /app/lgsm/modules \
-  && mv lgsm/modules/* /app/lgsm/modules \
-  && chmod +x /app/lgsm/modules/* \
-  && cd ../ \
-  && rm -rf LinuxGSM \
-  && chown -R $USER:$USER /app
-
-ARG CACHEBUST=1
-RUN echo "$CACHEBUST"
-
-COPY entrypoint.sh /app/entrypoint.sh
-COPY entrypoint-user.sh /app/entrypoint-user.sh
-COPY entrypoint-healthcheck.sh /app/entrypoint-healthcheck.sh
-
-RUN date > /build-time.txt
-
-ENTRYPOINT ["/bin/bash", "./entrypoint.sh"]

README.md

@@ -21,4 +21,3 @@ LinuxGSM is a command-line tool for quick, simple deployment and management of L
 - `latest`, `ubuntu` - Latest Ubuntu LTS release
 - `ubuntu-22.04` - Ubuntu 22.04 LTS 'Jammy Jackalope'
 - `ubuntu-20.04` - Ubuntu 20.04 LTS 'Focal Fossa'
-- `ubuntu-18.04` - Ubuntu 18.04 LTS 'Bionic Beaver'