FEAT(web-apps): enable HA with replica 2 and soft anti-affinity

- Add replicaCount: 2 to all web applications
- Add soft pod anti-affinity for node distribution
- Update chart template to handle affinity correctly
- Configure affinity for todo, portfolio, jovies, jotion, joossam, joossam-dev, jaejadle, jaejadle-dev

jovies/helm-values.yaml

@@ -8,7 +8,7 @@ image:
   tag: latest  # Updated by ArgoCD Image Updater
   pullPolicy: Always
 
-replicaCount: 1
+replicaCount: 2
 containerPort: 3000
 
 service:
@@ -62,3 +62,11 @@ env:
 
 externalSecret:
   enabled: false
+
+# Affinity - Soft Anti-Affinity to spread pods across nodes
+affinity:
+  podAntiAffinity:
+    preferredDuringSchedulingIgnoredDuringExecution:
+      - weight: 100
+        podAffinityTerm:
+          topologyKey: kubernetes.io/hostname