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

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+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

k8s/apps/ghostfolio/ingress.yaml

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+apiVersion: traefik.io/v1alpha1
+kind: IngressRoute
+metadata:
+  name: ghostfolio
+  namespace: ai
+spec:
+  entryPoints:
+    - web
+  routes:
+    - match: Host(`ghostfolio.lab.local`)
+      kind: Rule
+      services:
+        - name: ghostfolio
+          port: 3333

k8s/apps/ghostfolio/redis.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: ghostfolio-redis
+  namespace: ai
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: ghostfolio-redis
+  template:
+    metadata:
+      labels:
+        app: ghostfolio-redis
+    spec:
+      containers:
+        - name: redis
+          image: redis:7-alpine
+          args:
+            - "--requirepass"
+            - "$(REDIS_PASSWORD)"
+            - "--maxmemory"
+            - "128mb"
+            - "--maxmemory-policy"
+            - "allkeys-lru"
+          ports:
+            - containerPort: 6379
+          env:
+            - name: REDIS_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: ghostfolio-secret
+                  key: redis-password
+          resources:
+            requests:
+              cpu: 50m
+              memory: 64Mi
+            limits:
+              cpu: 250m
+              memory: 192Mi
+          readinessProbe:
+            exec:
+              command: ["sh", "-c", "redis-cli -a \"$REDIS_PASSWORD\" ping | grep -q PONG"]
+            initialDelaySeconds: 5
+            periodSeconds: 10
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: ghostfolio-redis
+  namespace: ai
+spec:
+  selector:
+    app: ghostfolio-redis
+  ports:
+    - port: 6379
+      targetPort: 6379

k8s/apps/ghostfolio/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: ghostfolio
+  namespace: ai
+spec:
+  selector:
+    app: ghostfolio
+  ports:
+    - port: 3333
+      targetPort: 3333