Add DEMO feature to the project

infrastructure/kubernetes/base/components/demo-session/database.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: demo-session-db-service
+  namespace: bakery-ia
+  labels:
+    app: demo-session-db
+    component: database
+spec:
+  type: ClusterIP
+  ports:
+  - port: 5432
+    targetPort: 5432
+    protocol: TCP
+    name: postgres
+  selector:
+    app: demo-session-db
+---
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: demo-session-db
+  namespace: bakery-ia
+  labels:
+    app: demo-session-db
+    component: database
+spec:
+  serviceName: demo-session-db-service
+  replicas: 1
+  selector:
+    matchLabels:
+      app: demo-session-db
+  template:
+    metadata:
+      labels:
+        app: demo-session-db
+        component: database
+    spec:
+      containers:
+      - name: postgres
+        image: postgres:15-alpine
+        ports:
+        - containerPort: 5432
+          name: postgres
+        env:
+        - name: POSTGRES_DB
+          value: "demo_session_db"
+        - name: POSTGRES_USER
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: DEMO_SESSION_DB_USER
+        - name: POSTGRES_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: DEMO_SESSION_DB_PASSWORD
+        - name: PGDATA
+          value: /var/lib/postgresql/data/pgdata
+        volumeMounts:
+        - name: postgres-data
+          mountPath: /var/lib/postgresql/data
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "250m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+  volumeClaimTemplates:
+  - metadata:
+      name: postgres-data
+    spec:
+      accessModes: ["ReadWriteOnce"]
+      resources:
+        requests:
+          storage: 2Gi

infrastructure/kubernetes/base/components/demo-session/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: demo-session-service
+  namespace: bakery-ia
+  labels:
+    app: demo-session-service
+    component: demo-session
+spec:
+  replicas: 2
+  selector:
+    matchLabels:
+      app: demo-session-service
+  template:
+    metadata:
+      labels:
+        app: demo-session-service
+        component: demo-session
+    spec:
+      serviceAccountName: demo-session-sa
+      containers:
+      - name: demo-session
+        image: bakery/demo-session-service:latest
+        ports:
+        - containerPort: 8000
+          name: http
+        env:
+        - name: SERVICE_NAME
+          value: "demo-session"
+        - name: DEMO_SESSION_DATABASE_URL
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: DEMO_SESSION_DATABASE_URL
+        - name: REDIS_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: redis-secrets
+              key: REDIS_PASSWORD
+        - name: REDIS_URL
+          value: "redis://:$(REDIS_PASSWORD)@redis-service:6379/0"
+        - name: AUTH_SERVICE_URL
+          value: "http://auth-service:8000"
+        - name: TENANT_SERVICE_URL
+          value: "http://tenant-service:8000"
+        - name: INVENTORY_SERVICE_URL
+          value: "http://inventory-service:8000"
+        - name: RECIPES_SERVICE_URL
+          value: "http://recipes-service:8000"
+        - name: SALES_SERVICE_URL
+          value: "http://sales-service:8000"
+        - name: ORDERS_SERVICE_URL
+          value: "http://orders-service:8000"
+        - name: PRODUCTION_SERVICE_URL
+          value: "http://production-service:8000"
+        - name: SUPPLIERS_SERVICE_URL
+          value: "http://suppliers-service:8000"
+        - name: LOG_LEVEL
+          value: "INFO"
+        - name: POD_NAMESPACE
+          valueFrom:
+            fieldRef:
+              fieldPath: metadata.namespace
+        - name: CLONE_JOB_IMAGE
+          value: "bakery/inventory-service:latest"
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "200m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+        livenessProbe:
+          httpGet:
+            path: /health
+            port: 8000
+          initialDelaySeconds: 30
+          periodSeconds: 30
+        readinessProbe:
+          httpGet:
+            path: /health
+            port: 8000
+          initialDelaySeconds: 10
+          periodSeconds: 10

infrastructure/kubernetes/base/components/demo-session/rbac.yaml

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+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: demo-session-sa
+  namespace: bakery-ia
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
+metadata:
+  name: demo-session-job-creator
+  namespace: bakery-ia
+rules:
+- apiGroups: ["batch"]
+  resources: ["jobs"]
+  verbs: ["create", "get", "list", "watch", "delete"]
+- apiGroups: [""]
+  resources: ["pods"]
+  verbs: ["get", "list", "watch"]
+- apiGroups: [""]
+  resources: ["pods/log"]
+  verbs: ["get"]
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: RoleBinding
+metadata:
+  name: demo-session-job-creator-binding
+  namespace: bakery-ia
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: Role
+  name: demo-session-job-creator
+subjects:
+- kind: ServiceAccount
+  name: demo-session-sa
+  namespace: bakery-ia

infrastructure/kubernetes/base/components/demo-session/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: demo-session-service
+  namespace: bakery-ia
+  labels:
+    app: demo-session-service
+    component: demo-session
+spec:
+  type: ClusterIP
+  ports:
+  - port: 8000
+    targetPort: 8000
+    protocol: TCP
+    name: http
+  selector:
+    app: demo-session-service