add (docker): pandoc image docToolchain/docToolchain#433

.github/workflows/standard-with-pandoc-build.yml

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+name: Build and push 'standard pandoc image' to Docker
+
+on:
+  push:
+    branches:
+      - 'master'
+      - 'main'
+      - 'develop'
+      - 'feature/**'
+      - 'bugfix/**'
+  workflow_dispatch: {}
+
+env:
+  DTC_VERSION: v2.2.0
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v3
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+      -
+        name: Login to DockerHub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      -
+        name: Build Image
+        uses: docker/build-push-action@v3
+        with:
+          context: alpine
+          build-args: DTC_VERSION=${{ env.DTC_VERSION }}
+          load: true
+          # TODO Make tag/version dependent on branch (push normal version only when on main branch, otherwise derive temporary version from branch name/datetime/commit-id/...)
+          tags: doctoolchain/doctoolchain-with-pandoc:${{ env.DTC_VERSION }}
+      -
+        name: Test Image
+        run: |
+          docker run \
+            --rm \
+            -v ${PWD}/test:/workspace \
+            -w /workspace \
+            doctoolchain/doctoolchain-with-pandoc:${{ env.DTC_VERSION }} \
+            bash -c "set -eu; test -w /etc/environment && ls -l /etc/environment; doctoolchain . tasks"
+      -
+        name: Push Image
+        uses: docker/build-push-action@v3
+        with:
+          context: alpine
+          push: true
+          tags: doctoolchain/doctoolchain-with-pandoc:${{ env.DTC_VERSION }}

alpine-with-pandoc/Dockerfile

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+FROM eclipse-temurin:11-jdk-alpine
+
+# see https://github.com/docker-library/openjdk/issues/73
+ENV LC_CTYPE en_US.UTF-8
+
+RUN addgroup -S dtcgroup && adduser -S dtcuser -G dtcgroup
+
+RUN apk update && apk upgrade && apk add --no-cache build-base
+
+RUN	echo "add needed tools" && \
+    apk add --no-cache curl wget zip unzip git bash --virtual build-dependencies build-base\
+    git \
+    graphviz \
+    python3 \
+    ruby-dev \
+    py-pygments \
+    yaml-dev \
+    ttf-dejavu
+RUN gem update --system
+RUN gem install rdoc --no-document
+RUN gem install pygments.rb
+
+WORKDIR /opt
+RUN wget https://github.com/jgm/pandoc/releases/download/3.0.1/pandoc-3.0.1-linux-amd64.tar.gz -O /opt/pandoc.tar.gz
+RUN tar -xzf /opt/pandoc.tar.gz -C /opt
+RUN rm /opt/pandoc.tar.gz
+ENV PATH=$PATH:/opt/pandoc-3.0.1/bin/
+
+USER dtcuser
+WORKDIR /home/dtcuser
+ENV HOME=/home/dtcuser
+
+ENV GRADLE_USER_HOME=/home/dtcuser/.gradle
+
+ARG DTC_VERSION
+RUN     git clone --branch ng https://github.com/docToolchain/docToolchain.git  && \
+        cd docToolchain && \
+        git fetch --tags && \
+        git checkout ${DTC_VERSION} && \
+        git submodule update -i && \
+        # remove .git folders
+        rm -rf `find -type d -name .git` && \
+        umask g+w && \
+        ./gradlew downloadDependencies && \
+        chmod -R o=u $GRADLE_USER_HOME && \
+        chmod -R g=u $GRADLE_USER_HOME && \
+        rm -r $GRADLE_USER_HOME/daemon && \
+        chmod -R o=u $HOME
+
+# add reveal.js
+RUN     cd /home/dtcuser/docToolchain/resources/. && \
+        ./clone.sh && \
+        cd -
+
+ENV PATH="/home/dtcuser/docToolchain/bin:${PATH}"
+
+USER dtcuser
+
+WORKDIR /project
+
+VOLUME /project
+
+ENTRYPOINT /bin/bash