Rework

.github/workflows/docker-image.yml

@@ -6,8 +6,10 @@ on:
       - ci
   workflow_dispatch:
 
-jobs:
+env:
+  IMAGE_NAME: willb97/pyapriltags
 
+jobs:
   build-image:
     runs-on: ubuntu-latest
     steps:
@@ -16,13 +18,26 @@ jobs:
         submodules: recursive
         fetch-depth: 0
         fetch-tags: true
-    - name: Build the Docker image
-      run: docker build . --file Dockerfile -t pyapriltags:$(git describe --tags --always)
+    - name: Generate release version
+      id: release_version
+      run: |
+        echo "WHEEL_VERSION=$IMAGE_NAME:$(git describe --tags --always)" >> "$GITHUB_OUTPUT"
     - name: 'Login to GitHub Container Registry'
       uses: docker/login-action@v3
       with:
         registry: ghcr.io
         username: ${{github.actor}}
         password: ${{secrets.GITHUB_TOKEN}}
-    - name: 'Push image to GitHub Container Registry'
-      run: docker push ghcr.io/willb97/pyapriltags:$(git describe --tags --always)
+    - name: Extract metadata (tags, labels) for Docker
+      id: meta
+      uses: docker/metadata-action@9ec57ed1fcdbf14dcef7dfbe97b2010124a938b7
+      with:
+        images: ghcr.io/${{ env.IMAGE_NAME }}
+    - name: Build and push Docker image
+      id: push
+      uses: docker/build-push-action@v6
+      with:
+        context: .
+        push: true
+        tags: ${{ steps.release_version.outputs.WHEEL_VERSION }}
+        labels: ${{ steps.meta.outputs.labels }}