Continuous Integration and Docker publishing workflows

.github/dependabot.yml

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+version: 2
+
+updates:
+  # NPM
+  - package-ecosystem: "npm" # See documentation for possible values
+    directory: "/node-app" # Location of package manifests
+    schedule:
+      interval: "daily"
+
+  # GitHub Actions
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "daily"
+

.github/workflows/ci.yml

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+name: Continuous Integration
+
+on:
+  push:
+    branches:
+      - '**'
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  build:
+    name: Build (Node ${{matrix.node}})
+
+    strategy:
+      matrix:
+        node: ['12', '15']
+    runs-on: ubuntu-20.04
+
+    steps:
+      - name: Github setup & checkout
+        uses: actions/checkout@v2
+        with:
+          persist-credentials: false
+
+      - name: Setup Node.js ${{matrix.node}}
+        uses: actions/setup-node@v2
+        with:
+          node-version: ${{matrix.node}}
+
+      - name: CI Build & Install
+        run: |
+          cd node-app
+          npm install
+          npm run build --if-present

.github/workflows/docker-publish.yml

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+name: Docker to ghcr.io
+
+on:
+  release:
+    types: [created]
+
+  workflow_dispatch:
+
+jobs:
+  test:
+    runs-on: ubuntu-20.04
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Run tests
+        run: docker-compose --file docker-compose.yml build
+
+  push:
+    needs: test
+
+    runs-on: ubuntu-20.04
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+
+      - name: Set up Docker Builder
+        id: buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Available platforms
+        run: echo ${{ steps.buildx.outputs.platforms }}
+
+      - name: Log into GitHub Container Registry
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GCR_PAT }}
+
+      - name: Setup Environment
+        run: |
+          echo "IMAGE=ghcr.io/${{ github.repository }}" >> $GITHUB_ENV
+          echo "VERSION=${GITHUB_REF#refs/*/v}" >> $GITHUB_ENV
+          echo "GITHUB_SHORT_SHA=${GITHUB_SHA:1:7}" >> $GITHUB_ENV
+          echo "GITHUB_REFNAME=${GITHUB_REF#refs/*/}" >> GITHUB_ENV
+          echo "BUILD_DATE=$(date +'%Y-%m-%d %H:%M:%S')" >> $GITHUB_ENV
+
+      - name: Build image and push
+        uses: docker/build-push-action@v2
+        with:
+          context: node-app
+          platforms: linux/amd64,linux/arm/v6,linux/arm/v7,linux/arm64
+          labels: |
+            org.opencontainers.image.title=EZ-HouseMode-SceneRunner
+            org.opencontainers.image.authors=bruce@blacey.com
+            org.opencontainers.image.source=https://github.com/${{ github.repository }}
+            org.opencontainers.image.description=Created from commit ${{ env.GITHUB_SHORT_SHA }}, (ref ${{ env.GITHUB_REF_NAME }})
+            org.opencontainers.image.created=${{ env.BUILD_DATE }}
+            org.opencontainers.image.revision=${{ github.sha }}
+            org.opencontainers.image.ref.name=${{ env.GITHUB_REFNAME }}
+            org.opencontainers.image.version=${{ env.VERSION }}
+          tags: |
+            ${{ env.IMAGE }}:latest
+            ${{ env.IMAGE }}:${{ env.VERSION }}
+          push: true
+
+      - name: Image digest
+        run: echo ${{ steps.docker_build.outputs.digest }}