add workflow to build Notebook Docker Image

.github/workflows/DockerBuild.NotebookImage.yaml

@@ -0,0 +1,49 @@
+name: DockerBuild.NotebookImage
+
+on:
+  # allow it to be run on-demand
+  workflow_dispatch:
+
+jobs:
+  build-and-push:
+    name: Build Docker image and push to ghcr.io
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Login to Github Packages
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: |
+            ghcr.io/esri/arcgis-python-api-notebook
+          tags: |
+            type=raw,value=2.3.0,enable={{is_default_branch}}
+            type=raw,value=latest,enable={{is_default_branch}}
+            type=schedule,pattern={{date 'YY.MM'}},enable={{is_default_branch}}
+            type=sha,format=long
+
+      - id: docker_build
+        name: Build image and push to GitHub Container Registry
+        uses: docker/build-push-action@v4
+        with:
+          # relative path to the place where source code with Dockerfile is located
+          context: ./docker
+          file: ./docker/NotebookImage.Dockerfile
+          tags: ${{ steps.meta.outputs.tags }}
+          provenance: false
+          platforms: linux/amd64
+          push: true