diff --git a/.gitea/workflows/deploy.yaml b/.gitea/workflows/deploy.yaml
index ecfaa0d..d61ac1c 100644
--- a/.gitea/workflows/deploy.yaml
+++ b/.gitea/workflows/deploy.yaml
@@ -96,11 +96,13 @@ jobs:
         run: |
           mkdir -p $HOME/.kube
           if [[ "${{ github.ref_name }}" == "master" ]]; then
-            echo "${{ secrets.VOLCANO_PROD_KUBE_CONFIG }}" > $HOME/.kube/config
+            printf '%s\n' '${{ secrets.VOLCANO_PROD_KUBE_CONFIG }}' > $HOME/.kube/config
           elif [[ "${{ github.ref_name }}" == "dev" ]]; then
-            echo "${{ secrets.VOLCANO_TEST_KUBE_CONFIG }}" > $HOME/.kube/config
+            printf '%s\n' '${{ secrets.VOLCANO_TEST_KUBE_CONFIG }}' > $HOME/.kube/config
           fi
           chmod 600 $HOME/.kube/config
+          echo "kubeconfig lines: $(wc -l < $HOME/.kube/config)"
+          grep server $HOME/.kube/config || echo "WARNING: no server found in kubeconfig"
 
       - name: Deploy to K3s
         id: deploy