retag master instead of rebuilding releases

.github/workflows/docker-publish.yml

@@ -1,17 +1,8 @@
-name: Docker Build and Publish
-
-# This workflow uses actions that are not certified by GitHub.
-# They are provided by a third-party and are governed by
-# separate terms of service, privacy policy, and support
-# documentation.
+name: Docker Release Tag
 
 on:
   push:
-    branches: [master]
-    # Publish semver tags as releases.
     tags: ["v*.*.*"]
-  pull_request:
-    branches: [master]
 
 env:
   # Use docker.io for Docker Hub if empty
@@ -29,9 +20,6 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v2
 
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v2
-
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v2
 
@@ -44,26 +32,14 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
-      # Extract metadata (tags, labels) for Docker
-      # https://github.com/docker/metadata-action
-      - name: Extract Docker metadata
-        id: meta
-        uses: docker/metadata-action@v4
-        with:
-          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
-          tags: |
-            type=ref,event=branch
-            type=ref,event=pr
-            type=semver,pattern={{version}}
-            type=sha
+      - name: Extract tag from release name
+        id: extract_tag
+        run: |
+          echo "tag=$(echo ${{ github.event.release.tag_name }} | sed 's/^v//')" >> $GITHUB_OUTPUT
 
-      # Build and push Docker image with Buildx (don't push on PR)
-      # https://github.com/docker/build-push-action
-      - name: Build and push Docker image
-        uses: docker/build-push-action@v3
-        with:
-          context: .
-          platforms: linux/amd64,linux/arm64,linux/arm/v7
-          tags: ${{ steps.meta.outputs.tags }}
-          labels: ${{ steps.meta.outputs.labels }}
-          push: true
+      - name: Tag and Push Image
+        run: |
+          env
+          docker pull ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:master
+          docker tag ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:master ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ steps.extract_tag.outputs.tag }}
+          docker push ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ steps.extract_tag.outputs.tag }}

.github/workflows/release.yml

@@ -0,0 +1,62 @@
+name: Docker Build and Publish
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+env:
+  # Use docker.io for Docker Hub if empty
+  REGISTRY: ghcr.io
+  # github.repository as <account>/<repo>
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      # Login against a Docker registry except on PR
+      # https://github.com/docker/login-action
+      - name: Log into registry ${{ env.REGISTRY }}
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      # Extract metadata (tags, labels) for Docker
+      # https://github.com/docker/metadata-action
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          tags: |
+            type=ref,event=branch
+            type=ref,event=pr
+            type=semver,pattern={{version}}
+            type=sha
+
+      # Build and push Docker image with Buildx (don't push on PR)
+      # https://github.com/docker/build-push-action
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64,linux/arm/v7
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          push: true