stalwart: Add x-forwarded configmap

stalwart/values.yaml

@@ -23,3 +23,15 @@ persistence:
   mountPath: /opt/stalwart
 
 replicaCount: 1
+
+config:
+  hostname: "mail.hensen.io"
+  # Whitelist cluster IPs to prevent ingress from being banned
+  allowedIPs:
+    - "127.0.0.1"
+    - "::1"
+    - "10.0.0.0/8"
+  # Trust X-Forwarded-For header from reverse proxy for real client IP
+  useXForwarded: true
+  # Admin password hash (generate with: echo -n 'password' | openssl passwd -6 -stdin)
+  adminPasswordHash: "$6$nUKyIdu3tyREoEza$lfXMSXAmDzokPlsXasZw6gvSKkLE/2xxC4Jp5Wq2cFA0wi1udS.lt5Kvp2EuUA7ZWNbkP7foG4BseXkIR24e40"