Added simple docker login step

Author: Thomas Luijken

.github/actions/docker/action.yml

@@ -67,15 +67,12 @@ runs:
         echo "dockerfile=$DOCKERFILE" >> $GITHUB_OUTPUT  
         echo "registry=$REGISTRY" >> $GITHUB_OUTPUT  
 
-    - name: Authenticate to Container registry
-      shell: bash
-      id: login
-      env:
-        REGISTRY: ${{steps.info.outputs.registry}}
-      run: |
-        echo "${{ inputs.password }}" | docker login "${REGISTRY}"
-        --username "${{ inputs.username }}"
-        --password-stdin
+    - name: Login to Docker Hub
+      uses: docker/login-action@v3
+      with:
+        registry: ${{steps.info.outputs.registry}}
+        username: ${{inputs.username}}
+        password: ${{inputs.password}}
 
     - name: determine tag
       shell: bash