build for published image

Author: JCL38-ORANGE

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

@@ -0,0 +1,46 @@
+name: Build published docker image
+
+on:
+  release:
+    types: [published]
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    #--- Set permissions to ephemeral GITHUB_TOKEN for job actions
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout and download repository to workflow runner
+        uses: actions/checkout@v4
+
+      - name: Set up docker builder
+        uses: docker/setup-buildx-action@v3
+
+      - name: Login to github container registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Get metadata from docker image
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+      - name: Build and push image to github container registry
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          load: true
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}