FEAT(authelia): add Redis for session storage

- Enable Redis for HA session support
- Configure session.redis settings

authelia/helm-values.yaml

@@ -67,6 +67,10 @@ configMap:
     cookies:
       - domain: kro.kr
         subdomain: auth0213
+    redis:
+      enabled: true
+      host: authelia-redis-master.authelia.svc.cluster.local
+      port: 6379
 
   # Storage - PostgreSQL (CNPG cluster)
   storage:
@@ -145,6 +149,18 @@ configMap:
 secret:
   existingSecret: authelia-secrets
 
+# Redis for session storage (HA)
+redis:
+  enabled: true
+  architecture: standalone
+  master:
+    resources:
+      requests:
+        cpu: 10m
+        memory: 64Mi
+      limits:
+        memory: 128Mi
+
 # No persistence needed - using PostgreSQL
 
 # Note: Authelia Helm chart does not support affinity configuration