feat(ghostfolio): suivi de portefeuille sur k8s (PG s01 + Redis)

Nouvel app ArgoCD ghostfolio (namespace ai) : suivi/analyse de portefeuille
boursier. Base PostgreSQL dédiée sur storage-01, Redis in-cluster pour le cache.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

k8s/apps/ghostfolio/deployment.yaml

@@ -0,0 +1,71 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: ghostfolio
+  namespace: ai
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: ghostfolio
+  template:
+    metadata:
+      labels:
+        app: ghostfolio
+    spec:
+      containers:
+        - name: ghostfolio
+          image: ghostfolio/ghostfolio:latest
+          ports:
+            - containerPort: 3333
+          env:
+            # PostgreSQL sur storage-01 (hors cluster) — chaîne complète dans le secret
+            - name: DATABASE_URL
+              valueFrom:
+                secretKeyRef:
+                  name: ghostfolio-secret
+                  key: database-url
+            # Redis (in-cluster)
+            - name: REDIS_HOST
+              value: "ghostfolio-redis"
+            - name: REDIS_PORT
+              value: "6379"
+            - name: REDIS_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: ghostfolio-secret
+                  key: redis-password
+            # Secrets applicatifs Ghostfolio
+            - name: ACCESS_TOKEN_SALT
+              valueFrom:
+                secretKeyRef:
+                  name: ghostfolio-secret
+                  key: access-token-salt
+            - name: JWT_SECRET_KEY
+              valueFrom:
+                secretKeyRef:
+                  name: ghostfolio-secret
+                  key: jwt-secret-key
+            - name: PORT
+              value: "3333"
+            - name: TZ
+              value: "Europe/Paris"
+          resources:
+            requests:
+              cpu: 200m
+              memory: 512Mi
+            limits:
+              cpu: 1000m
+              memory: 1Gi
+          readinessProbe:
+            httpGet:
+              path: /api/v1/health
+              port: 3333
+            initialDelaySeconds: 30
+            periodSeconds: 15
+          livenessProbe:
+            httpGet:
+              path: /api/v1/health
+              port: 3333
+            initialDelaySeconds: 60
+            periodSeconds: 30