chore: make CSI smoke test non-blocking by default

ansible/roles/csi/defaults/main.yml

@@ -12,3 +12,4 @@ csi_smoke_test_base_storage_class: "hcloud-volumes"
 csi_smoke_test_size: "1Gi"
 csi_smoke_test_pvc_timeout_seconds: 300
 csi_smoke_test_job_timeout_seconds: 300
+csi_smoke_test_required: false

ansible/roles/csi/tasks/main.yml

@@ -334,6 +334,18 @@
   when:
     - csi_smoke_test_enabled | bool
     - csi_smoke_pvc_wait.rc != 0 or (csi_smoke_job_wait.rc | default(1)) != 0
+    - csi_smoke_test_required | bool
+
+- name: Warn when CSI smoke test fails but is non-blocking
+  debug:
+    msg: |
+      CSI smoke test failed but csi_smoke_test_required is false, so deployment will continue.
+      PVC wait stderr: {{ csi_smoke_pvc_wait.stderr | default('') }}
+      Job wait stderr: {{ csi_smoke_job_wait.stderr | default('') }}
+  when:
+    - csi_smoke_test_enabled | bool
+    - csi_smoke_pvc_wait.rc != 0 or (csi_smoke_job_wait.rc | default(1)) != 0
+    - not (csi_smoke_test_required | bool)
 
 - name: Cleanup CSI smoke test resources
   shell: |