Callable workflow for Docker image build

.github/workflows/docker-build-image.yml

@@ -0,0 +1,138 @@
+name: build-image
+
+on:
+  workflow_call:
+    inputs:
+      image-name:
+        required: true
+        type: string
+      build-context:
+        required: true
+        type: string
+      dockerfile:
+        required: true
+        type: string
+      r-version:
+        required: true
+        type: string
+      parent-image:
+        required: false
+        default: ''
+        type: string
+      model-version:
+        required: false
+        default: ''
+        type: string
+      platforms:
+        required: false
+        default: "linux/amd64"
+        type: string
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      packages: write
+
+    steps:
+
+      - name: lowercase image name
+        id: name
+        run: echo "image_name=$(echo ${{ inputs.image-name }} | tr '[:upper:]' '[:lower:]')" >> $GITHUB_OUTPUT
+
+      - name: set PARENT_IMAGE only if specified
+        id: parent
+        shell: bash
+        run: |
+          REGISTRY=$(
+            [[ ${{ github.event_name }} == 'pull_request' ]] &&
+            echo "ghcr.io/${{ github.actor }}/${{ github.repository }}" ||
+            echo "docker.io/pecan")
+          echo "PARENT_IMAGE_IF_SET=$(
+            [[ -n '${{ inputs.parent-image }}' ]] &&
+            echo "PARENT_IMAGE=${REGISTRY}/"'${{ inputs.parent-image }}'
+            )" >> $GITHUB_OUTPUT
+
+      - name: set MODEL_VERSION only if specified
+        id: modelver
+        shell: bash
+        run: |
+          echo "MODEL_VERSION_IF_SET=$(
+            [[ -n '${{ inputs.model-version }}' ]] &&
+            echo 'MODEL_VERSION=${{ inputs.model-version }}'
+            )" >> $GITHUB_OUTPUT
+
+      - uses: actions/checkout@v4
+
+      # create metadata for image
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          # list of Docker images to use as base name for tags
+          images: |
+            name=ghcr.io/${{ github.actor }}/${{ github.repository }}/${{ steps.name.outputs.image_name }}
+            name=pecan/${{ steps.name.outputs.image_name }},enable=${{ github.event_name != 'pull_request' }}
+          # generate Docker tags based on the following events/attributes
+          tags: |
+            type=schedule
+            type=ref,event=branch
+            type=ref,event=pr
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}
+
+      # setup docker build
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Inspect Builder
+        run: |
+          echo "Name:      ${{ steps.buildx.outputs.name }}"
+          echo "Endpoint:  ${{ steps.buildx.outputs.endpoint }}"
+          echo "Status:    ${{ steps.buildx.outputs.status }}"
+          echo "Flags:     ${{ steps.buildx.outputs.flags }}"
+          echo "Platforms: ${{ steps.buildx.outputs.platforms }}"
+
+      # login to registries
+      - name: Login to DockerHub
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_PASSWORD }}
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      # build the docker images
+      - name: Build and push ${{ steps.name.outputs.image_name }}
+        uses: docker/build-push-action@v6
+        with:
+          context: ${{ inputs.build-context }}
+          file: ${{ inputs.dockerfile }}
+          push: true
+          platforms: ${{ inputs.platforms }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          build-args: |
+            VERSION=${{ steps.meta.outputs.version }}
+            IMAGE_VERSION=${{ steps.meta.outputs.version }}
+            PECAN_VERSION=${{ steps.meta.outputs.version }}
+            R_VERSION=${{ inputs.r-version }}
+            ${{ steps.parent.outputs.PARENT_IMAGE_IF_SET }}
+            ${{ steps.modelver.outputs.MODEL_VERSION_IF_SET }}
+            GITHUB_PAT=${{ secrets.GITHUB_TOKEN }}
+            PECAN_GIT_BRANCH=${{ github.head_ref || github.ref_name }}
+            PECAN_GIT_CHECKSUM=${{ github.sha }}
+            PECAN_GIT_DATE=${{ github.event.repository.updated_at }}