Merge pull request #6317 from gabriel-samfira/add-github-packages-login

Authenticate against ghcr.io

.github/workflows/build-test-images.yml

@@ -19,6 +19,9 @@ on:
         required: true
         default: westeurope
 
+permissions:
+  packages: write
+
 env:
   AZURE_SUBSCRIPTION_ID: ${{ secrets.AZURE_SUB_ID }}
   DEFAULT_ADMIN_USERNAME: azureuser
@@ -143,6 +146,13 @@ jobs:
           service_account_key: ${{ secrets.GCP_SA_KEY }}
           export_default_credentials: true
 
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
       - name: Build and push images
         shell: bash
         run: |