Merge pull request #22 from sparkfabrik/fix/docker_login

refs #000: fix docker login action

Author: Monska85

.github/workflows/docker-publish.yml

@@ -3,10 +3,10 @@ name: Docker
 on:
   push:
     branches:
-    - 'main'
+      - "main"
   pull_request:
     branches:
-    - 'main'
+      - "main"
 
 env:
   IMAGE_NAME: ops-utils
@@ -19,7 +19,7 @@ jobs:
 
       - name: Build image
         run: docker build . --file Dockerfile --tag $IMAGE_NAME-test
-      
+
       - name: E2E tests
         run: make test
 
@@ -31,16 +31,21 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
+      # Refs https://github.com/docker/login-action#github-container-registry
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
       - name: Build image
         run: docker build . --file Dockerfile --tag $IMAGE_NAME
 
-      - name: Log into GitHub Container Registry
-        run: echo "${{ secrets.CR_PAT }}" | docker login https://ghcr.io -u ${{ github.actor }} --password-stdin
-
       - name: Push image to GitHub Container Registry
         run: |
           IMAGE_ID=ghcr.io/${{ github.repository_owner }}/$IMAGE_NAME
-          
+
           # Change all uppercase to lowercase.
           IMAGE_ID=$(echo $IMAGE_ID | tr '[A-Z]' '[a-z]')
 
@@ -49,10 +54,10 @@ jobs:
 
           # Strip "v" prefix from tag name.
           [[ "${{ github.ref }}" == "refs/tags/"* ]] && VERSION=$(echo $VERSION | sed -e 's/^v//')
-          
+
           # Use Docker `latest` tag convention.
           [ "$VERSION" == "main" ] && VERSION=latest
           echo IMAGE_ID=$IMAGE_ID
           echo VERSION=$VERSION
           docker tag $IMAGE_NAME $IMAGE_ID:$VERSION
-          docker push $IMAGE_ID:$VERSION
+          docker push $IMAGE_ID:$VERSION