initial import

.github/workflows/build.yaml

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+name: Build and push Docker container
+on: [push]
+
+jobs:
+  build:
+    runs-on: metal-docker
+    steps:
+      - name: Check out repository code
+        uses: actions/checkout@v3
+      - run: |
+          ls -la
+          if [ x"$GITHUB_REF_NAME" = xmain ];then
+            NODE_RED_VERSION=latest
+          else
+            NODE_RED_VERSION=$GITHUB_REF_NAME
+          fi
+          docker build --build-arg NODE_RED_VERSION="$NODE_RED_VERSION" --progress plain --iidfile iid.txt .
+          stringprefix() { [ ${#1} -le $2 ] && echo $1 && return 0 || stringprefix "${1%?}" $2 ; }
+          SHORTSHA="$(stringprefix "$GITHUB_SHA" 8)"
+          for TAG in "$SHORTSHA" "$GITHUB_REF_NAME";do
+            docker tag "`cat iid.txt`" "$DOCKER_REGISTRY/$GITHUB_REPOSITORY:$TAG"
+            docker push "$DOCKER_REGISTRY/$GITHUB_REPOSITORY:$TAG"
+          done
+

.gitignore

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+.*
+!.git?*
+
+*~
+\#*#

Dockerfile

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+ARG NODE_RED_VERSION=latest
+
+FROM nodered/node-red:${NODE_RED_VERSION}
+
+USER root
+
+# Tell Puppeteer to skip installing Chrome. We'll be using the installed package.
+ENV PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium-browser
+
+RUN set -x \
+    && apk update \
+    && apk upgrade \
+    && apk add --no-cache \
+    ttf-freefont \
+    chromium \
+    # Cleanup
+    && apk del --no-cache make gcc g++ binutils-gold gnupg libstdc++ \
+    && rm -rf /usr/include \
+    && rm -rf /var/cache/apk/* /root/.node-gyp /usr/share/man /tmp/* \
+    && echo
+
+USER 1000