Try to push to registry.

.gitea/workflows/release.yml

@@ -50,14 +50,8 @@ jobs:
 
       - name: Build and push Docker image
         uses: docker/build-push-action@v5
-        env:
-          ACTIONS_RUNTIME_TOKEN: ''
         with:
-          tags: ${{ steps.meta.outputs.tags }}
-          labels: ${{ steps.meta.outputs.labels }}
+          tags: ri-st/startup:latest
           push: true
-          registry: https://cs-git.ddnss.de
-          username: ${{ env.USER }}
-          password: ${{ env.PASS }}
 #          cache-from: type=gha
 #          cache-to: type=gha,mode=max