Merge pull request 'fix reg pusch' (#1) from main into 8.5

Reviewed-on: sandrodach/webhosting#1

.gitea/workflows/docker-test.yaml

@@ -153,9 +153,18 @@ jobs:
 
       - name: Login to Gitea Container Registry
         if: success() && gitea.event_name != 'pull_request'
+        env:
+          PKG_TOKEN: ${{ secrets.PACKAGE_TOKEN }}
+          FALLBACK_TOKEN: ${{ gitea.token }}
         run: |
-          echo "${{ secrets.PACKAGE_TOKEN || gitea.token }}" | \
+          if [ -n "${PKG_TOKEN}" ]; then
-            docker login "${REGISTRY}" -u "${{ gitea.actor }}" --password-stdin
+            echo "Nutze hinterlegtes Secret PACKAGE_TOKEN für Registry-Login..."
+            TOKEN="${PKG_TOKEN}"
+          else
+            echo "WARNUNG: Secret PACKAGE_TOKEN ist leer/nicht gesetzt! Versuche Fallback auf gitea.token..."
+            TOKEN="${FALLBACK_TOKEN}"
+          fi
+          echo "${TOKEN}" | docker login "${REGISTRY}" -u "${{ gitea.actor }}" --password-stdin
 
       - name: Push Docker Image
         if: success() && gitea.event_name != 'pull_request'