Build images only once before pushing to two registry

.github/workflows/docker-publish.yml

@@ -63,13 +63,13 @@ jobs:
             docker build . --file Dockerfile
           fi
 
-  # Push daemon image to GitHub Packages.
-  push-daemon-to-github-packages:
+  # Push daemon image to registry.
+  push-daemon:
 
     # Ensure test job passes before pushing image.
     needs: test-daemon
 
-    name: Build Daemon & Push to GitHub Registry
+    name: Build & Push Daemon
     runs-on: ubuntu-latest
     permissions:
       contents: read
@@ -85,80 +85,32 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
-      # Login against a Docker registry except on PR
-      # https://github.com/docker/login-action
-      - name: Log into registry ${{ env.GITHUB_REGISTRY }}
+      # Login to Docker Hub except on PR
+      - name: Login to Docker Hub
         if: github.event_name != 'pull_request'
         uses: docker/login-action@v3
         with:
-          registry: ${{ env.GITHUB_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@v5
-        with:
-          images: ${{ env.GITHUB_REGISTRY }}/${{ env.IMAGE_NAME_DAEMON }}
-          tags: |
-            type=ref,event=branch
-            type=semver,pattern={{version}}
-            type=semver,pattern={{major}}
-            type=semver,pattern={{major}}.{{minor}}
-            type=semver,pattern={{major}}.{{minor}}.{{patch}}
-
-      # 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@v5
-        with:
-          context: ./daemon/
-          platforms: linux/amd64,linux/arm64,linux/arm/v7
-          push: ${{ github.event_name != 'pull_request' }}
-          tags: ${{ steps.meta.outputs.tags }}
-          labels: ${{ steps.meta.outputs.labels }}
-
-  # Push client image to GitHub Packages.
-  push-client-to-github-packages:
-
-    # Ensure test job passes before pushing image.
-    needs: test-client
-
-    name: Build Client & Push to GitHub Registry
-    runs-on: ubuntu-latest
-    permissions:
-      contents: read
-      packages: write
-
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
-
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
+          registry: ${{ env.DOCKER_REGISTRY }}
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
 
-      # Login against a Docker registry except on PR
-      # https://github.com/docker/login-action
-      - name: Log into registry ${{ env.GITHUB_REGISTRY }}
+      # Login to GitHub Container Registry except on PR
+      - name: Login to GitHub Container Registry
         if: github.event_name != 'pull_request'
         uses: docker/login-action@v3
         with:
           registry: ${{ env.GITHUB_REGISTRY }}
-          username: ${{ github.actor }}
+          username: ${{ github.repository_owner }}
           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@v5
         with:
-          images: ${{ env.GITHUB_REGISTRY }}/${{ env.IMAGE_NAME_CLIENT }}
+          images: |
+            ${{ env.IMAGE_NAME_DAEMON }}
+            ${{ env.GITHUB_REGISTRY }}/${{ env.IMAGE_NAME_DAEMON }}
           tags: |
             type=ref,event=branch
             type=semver,pattern={{version}}
@@ -167,25 +119,23 @@ jobs:
             type=semver,pattern={{major}}.{{minor}}.{{patch}}
 
       # 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@v5
         with:
-          context: .
+          context: ./daemon/
           platforms: linux/amd64,linux/arm64,linux/arm/v7
           push: ${{ github.event_name != 'pull_request' }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
 
-  # Push daemon image to Docker Hub.
-  push-daemon-to-docker-hub:
+  # Push client image to registry.
+  push-client:
 
     # Ensure test job passes before pushing image.
-    needs: test-daemon
+    needs: test-client
 
-    name: Build Daemon & Push to Docker Hub
+    name: Build & Push Client
     runs-on: ubuntu-latest
-    if: github.event_name != 'pull_request' # no need to exec same build two times during PR (no final push)
     permissions:
       contents: read
       packages: write
@@ -200,81 +150,32 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
-      # Login against a Docker registry except on PR
-      # https://github.com/docker/login-action
-      - name: Log into registry ${{ env.DOCKER_REGISTRY }}
+      # Login to Docker Hub except on PR
+      - name: Login to Docker Hub
         if: github.event_name != 'pull_request'
         uses: docker/login-action@v3
         with:
           registry: ${{ env.DOCKER_REGISTRY }}
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
 
-      # Extract metadata (tags, labels) for Docker
-      # https://github.com/docker/metadata-action
-      - name: Extract Docker metadata
-        id: meta
-        uses: docker/metadata-action@v5
-        with:
-          images: ${{ env.IMAGE_NAME_DAEMON }}
-          tags: |
-            type=ref,event=branch
-            type=semver,pattern={{version}}
-            type=semver,pattern={{major}}
-            type=semver,pattern={{major}}.{{minor}}
-            type=semver,pattern={{major}}.{{minor}}.{{patch}}
-
-      # 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@v5
-        with:
-          context: ./daemon/
-          platforms: linux/amd64,linux/arm64,linux/arm/v7
-          push: ${{ github.event_name != 'pull_request' }}
-          tags: ${{ steps.meta.outputs.tags }}
-          labels: ${{ steps.meta.outputs.labels }}
-
-  # Push client image to Docker Hub.
-  push-client-to-docker-hub:
-
-    # Ensure test job passes before pushing image.
-    needs: test-client
-
-    name: Build Client & Push to Docker Hub
-    runs-on: ubuntu-latest
-    if: github.event_name != 'pull_request' # no need to exec same build two times during PR (no final push)
-    permissions:
-      contents: read
-      packages: write
-
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
-
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
-
-      # Login against a Docker registry except on PR
-      # https://github.com/docker/login-action
-      - name: Log into registry ${{ env.DOCKER_REGISTRY }}
+      # Login to GitHub Container Registry except on PR
+      - name: Login to GitHub Container Registry
         if: github.event_name != 'pull_request'
         uses: docker/login-action@v3
         with:
-          registry: ${{ env.DOCKER_REGISTRY }}
-          username: ${{ secrets.DOCKERHUB_USERNAME }}
-          password: ${{ secrets.DOCKERHUB_TOKEN }}
+          registry: ${{ env.GITHUB_REGISTRY }}
+          username: ${{ github.repository_owner }}
+          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@v5
         with:
-          images: ${{ env.IMAGE_NAME_CLIENT }}
+          images: |
+            ${{ env.IMAGE_NAME_CLIENT }}
+            ${{ env.GITHUB_REGISTRY }}/${{ env.IMAGE_NAME_CLIENT }}
           tags: |
             type=ref,event=branch
             type=semver,pattern={{version}}
@@ -283,7 +184,6 @@ jobs:
             type=semver,pattern={{major}}.{{minor}}.{{patch}}
 
       # 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@v5
         with: