Update documentation and example values

examples/values.yaml

@@ -1241,6 +1241,13 @@ networkPolicy:
   # -- Allow DNS egress for all pods (required for service discovery)
   allowDnsEgress: true
   
+  # -- Allow egress to all namespaces (permissive mode)
+  # Enable this if cross-namespace egress to infrastructure services is being blocked.
+  # This adds an additional egress rule allowing traffic to any pod in any namespace.
+  # WARNING: This is less secure and should only be used for debugging or when 
+  # namespace-based selectors don't work in your CNI.
+  allowAllNamespacesEgress: false
+  
   # -- Additional ingress rules for all application pods
   additionalIngressRules: []
   # - from: