Add base kubernetes support

infrastructure/kubernetes/components/databases/alert-processor-db.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: alert-processor-db
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: alert-processor-db
+    app.kubernetes.io/component: database
+    app.kubernetes.io/part-of: bakery-ia
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: alert-processor-db
+      app.kubernetes.io/component: database
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: alert-processor-db
+        app.kubernetes.io/component: database
+    spec:
+      containers:
+      - name: postgres
+        image: postgres:15-alpine
+        ports:
+        - containerPort: 5432
+          name: postgres
+        env:
+        - name: POSTGRES_DB
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: ALERT_PROCESSOR_DB_NAME
+        - name: POSTGRES_USER
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: ALERT_PROCESSOR_DB_USER
+        - name: POSTGRES_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: ALERT_PROCESSOR_DB_PASSWORD
+        - name: POSTGRES_INITDB_ARGS
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: POSTGRES_INITDB_ARGS
+        - name: PGDATA
+          value: /var/lib/postgresql/data/pgdata
+        volumeMounts:
+        - name: postgres-data
+          mountPath: /var/lib/postgresql/data
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "100m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+        livenessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 30
+          timeoutSeconds: 5
+          periodSeconds: 10
+          failureThreshold: 3
+        readinessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 5
+          timeoutSeconds: 1
+          periodSeconds: 5
+          failureThreshold: 3
+      volumes:
+      - name: postgres-data
+        persistentVolumeClaim:
+          claimName: alert-processor-db-pvc
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: alert-processor-db-service
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: alert-processor-db
+    app.kubernetes.io/component: database
+spec:
+  type: ClusterIP
+  ports:
+  - port: 5432
+    targetPort: 5432
+    protocol: TCP
+    name: postgres
+  selector:
+    app.kubernetes.io/name: alert-processor-db
+    app.kubernetes.io/component: database
+
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: alert-processor-db-pvc
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: alert-processor-db
+    app.kubernetes.io/component: database
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi

infrastructure/kubernetes/components/databases/auth-db.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: auth-db
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: auth-db
+    app.kubernetes.io/component: database
+    app.kubernetes.io/part-of: bakery-ia
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: auth-db
+      app.kubernetes.io/component: database
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: auth-db
+        app.kubernetes.io/component: database
+    spec:
+      containers:
+      - name: postgres
+        image: postgres:15-alpine
+        ports:
+        - containerPort: 5432
+          name: postgres
+        env:
+        - name: POSTGRES_DB
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: AUTH_DB_NAME
+        - name: POSTGRES_USER
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: AUTH_DB_USER
+        - name: POSTGRES_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: AUTH_DB_PASSWORD
+        - name: POSTGRES_INITDB_ARGS
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: POSTGRES_INITDB_ARGS
+        - name: PGDATA
+          value: /var/lib/postgresql/data/pgdata
+        volumeMounts:
+        - name: postgres-data
+          mountPath: /var/lib/postgresql/data
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "100m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+        livenessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 30
+          timeoutSeconds: 5
+          periodSeconds: 10
+          failureThreshold: 3
+        readinessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 5
+          timeoutSeconds: 1
+          periodSeconds: 5
+          failureThreshold: 3
+      volumes:
+      - name: postgres-data
+        persistentVolumeClaim:
+          claimName: auth-db-pvc
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: auth-db-service
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: auth-db
+    app.kubernetes.io/component: database
+spec:
+  type: ClusterIP
+  ports:
+  - port: 5432
+    targetPort: 5432
+    protocol: TCP
+    name: postgres
+  selector:
+    app.kubernetes.io/name: auth-db
+    app.kubernetes.io/component: database
+
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: auth-db-pvc
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: auth-db
+    app.kubernetes.io/component: database
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi

infrastructure/kubernetes/components/databases/external-db.yaml

@@ -0,0 +1,124 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: external-db
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: external-db
+    app.kubernetes.io/component: database
+    app.kubernetes.io/part-of: bakery-ia
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: external-db
+      app.kubernetes.io/component: database
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: external-db
+        app.kubernetes.io/component: database
+    spec:
+      containers:
+      - name: postgres
+        image: postgres:15-alpine
+        ports:
+        - containerPort: 5432
+          name: postgres
+        env:
+        - name: POSTGRES_DB
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: EXTERNAL_DB_NAME
+        - name: POSTGRES_USER
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: EXTERNAL_DB_USER
+        - name: POSTGRES_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: EXTERNAL_DB_PASSWORD
+        - name: POSTGRES_INITDB_ARGS
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: POSTGRES_INITDB_ARGS
+        - name: PGDATA
+          value: /var/lib/postgresql/data/pgdata
+        volumeMounts:
+        - name: postgres-data
+          mountPath: /var/lib/postgresql/data
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "100m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+        livenessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 30
+          timeoutSeconds: 5
+          periodSeconds: 10
+          failureThreshold: 3
+        readinessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 5
+          timeoutSeconds: 1
+          periodSeconds: 5
+          failureThreshold: 3
+      volumes:
+      - name: postgres-data
+        persistentVolumeClaim:
+          claimName: external-db-pvc
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: external-db-service
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: external-db
+    app.kubernetes.io/component: database
+spec:
+  type: ClusterIP
+  ports:
+  - port: 5432
+    targetPort: 5432
+    protocol: TCP
+    name: postgres
+  selector:
+    app.kubernetes.io/name: external-db
+    app.kubernetes.io/component: database
+
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: external-db-pvc
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: external-db
+    app.kubernetes.io/component: database
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi

infrastructure/kubernetes/components/databases/forecasting-db.yaml

@@ -0,0 +1,124 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: forecasting-db
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: forecasting-db
+    app.kubernetes.io/component: database
+    app.kubernetes.io/part-of: bakery-ia
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: forecasting-db
+      app.kubernetes.io/component: database
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: forecasting-db
+        app.kubernetes.io/component: database
+    spec:
+      containers:
+      - name: postgres
+        image: postgres:15-alpine
+        ports:
+        - containerPort: 5432
+          name: postgres
+        env:
+        - name: POSTGRES_DB
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: FORECASTING_DB_NAME
+        - name: POSTGRES_USER
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: FORECASTING_DB_USER
+        - name: POSTGRES_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: FORECASTING_DB_PASSWORD
+        - name: POSTGRES_INITDB_ARGS
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: POSTGRES_INITDB_ARGS
+        - name: PGDATA
+          value: /var/lib/postgresql/data/pgdata
+        volumeMounts:
+        - name: postgres-data
+          mountPath: /var/lib/postgresql/data
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "100m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+        livenessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 30
+          timeoutSeconds: 5
+          periodSeconds: 10
+          failureThreshold: 3
+        readinessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 5
+          timeoutSeconds: 1
+          periodSeconds: 5
+          failureThreshold: 3
+      volumes:
+      - name: postgres-data
+        persistentVolumeClaim:
+          claimName: forecasting-db-pvc
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: forecasting-db-service
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: forecasting-db
+    app.kubernetes.io/component: database
+spec:
+  type: ClusterIP
+  ports:
+  - port: 5432
+    targetPort: 5432
+    protocol: TCP
+    name: postgres
+  selector:
+    app.kubernetes.io/name: forecasting-db
+    app.kubernetes.io/component: database
+
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: forecasting-db-pvc
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: forecasting-db
+    app.kubernetes.io/component: database
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi

infrastructure/kubernetes/components/databases/inventory-db.yaml

@@ -0,0 +1,124 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: inventory-db
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: inventory-db
+    app.kubernetes.io/component: database
+    app.kubernetes.io/part-of: bakery-ia
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: inventory-db
+      app.kubernetes.io/component: database
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: inventory-db
+        app.kubernetes.io/component: database
+    spec:
+      containers:
+      - name: postgres
+        image: postgres:15-alpine
+        ports:
+        - containerPort: 5432
+          name: postgres
+        env:
+        - name: POSTGRES_DB
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: INVENTORY_DB_NAME
+        - name: POSTGRES_USER
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: INVENTORY_DB_USER
+        - name: POSTGRES_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: INVENTORY_DB_PASSWORD
+        - name: POSTGRES_INITDB_ARGS
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: POSTGRES_INITDB_ARGS
+        - name: PGDATA
+          value: /var/lib/postgresql/data/pgdata
+        volumeMounts:
+        - name: postgres-data
+          mountPath: /var/lib/postgresql/data
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "100m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+        livenessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 30
+          timeoutSeconds: 5
+          periodSeconds: 10
+          failureThreshold: 3
+        readinessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 5
+          timeoutSeconds: 1
+          periodSeconds: 5
+          failureThreshold: 3
+      volumes:
+      - name: postgres-data
+        persistentVolumeClaim:
+          claimName: inventory-db-pvc
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: inventory-db-service
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: inventory-db
+    app.kubernetes.io/component: database
+spec:
+  type: ClusterIP
+  ports:
+  - port: 5432
+    targetPort: 5432
+    protocol: TCP
+    name: postgres
+  selector:
+    app.kubernetes.io/name: inventory-db
+    app.kubernetes.io/component: database
+
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: inventory-db-pvc
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: inventory-db
+    app.kubernetes.io/component: database
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi

infrastructure/kubernetes/components/databases/notification-db.yaml

@@ -0,0 +1,124 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: notification-db
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: notification-db
+    app.kubernetes.io/component: database
+    app.kubernetes.io/part-of: bakery-ia
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: notification-db
+      app.kubernetes.io/component: database
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: notification-db
+        app.kubernetes.io/component: database
+    spec:
+      containers:
+      - name: postgres
+        image: postgres:15-alpine
+        ports:
+        - containerPort: 5432
+          name: postgres
+        env:
+        - name: POSTGRES_DB
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: NOTIFICATION_DB_NAME
+        - name: POSTGRES_USER
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: NOTIFICATION_DB_USER
+        - name: POSTGRES_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: NOTIFICATION_DB_PASSWORD
+        - name: POSTGRES_INITDB_ARGS
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: POSTGRES_INITDB_ARGS
+        - name: PGDATA
+          value: /var/lib/postgresql/data/pgdata
+        volumeMounts:
+        - name: postgres-data
+          mountPath: /var/lib/postgresql/data
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "100m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+        livenessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 30
+          timeoutSeconds: 5
+          periodSeconds: 10
+          failureThreshold: 3
+        readinessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 5
+          timeoutSeconds: 1
+          periodSeconds: 5
+          failureThreshold: 3
+      volumes:
+      - name: postgres-data
+        persistentVolumeClaim:
+          claimName: notification-db-pvc
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: notification-db-service
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: notification-db
+    app.kubernetes.io/component: database
+spec:
+  type: ClusterIP
+  ports:
+  - port: 5432
+    targetPort: 5432
+    protocol: TCP
+    name: postgres
+  selector:
+    app.kubernetes.io/name: notification-db
+    app.kubernetes.io/component: database
+
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: notification-db-pvc
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: notification-db
+    app.kubernetes.io/component: database
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi

infrastructure/kubernetes/components/databases/orders-db.yaml

@@ -0,0 +1,124 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: orders-db
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: orders-db
+    app.kubernetes.io/component: database
+    app.kubernetes.io/part-of: bakery-ia
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: orders-db
+      app.kubernetes.io/component: database
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: orders-db
+        app.kubernetes.io/component: database
+    spec:
+      containers:
+      - name: postgres
+        image: postgres:15-alpine
+        ports:
+        - containerPort: 5432
+          name: postgres
+        env:
+        - name: POSTGRES_DB
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: ORDERS_DB_NAME
+        - name: POSTGRES_USER
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: ORDERS_DB_USER
+        - name: POSTGRES_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: ORDERS_DB_PASSWORD
+        - name: POSTGRES_INITDB_ARGS
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: POSTGRES_INITDB_ARGS
+        - name: PGDATA
+          value: /var/lib/postgresql/data/pgdata
+        volumeMounts:
+        - name: postgres-data
+          mountPath: /var/lib/postgresql/data
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "100m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+        livenessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 30
+          timeoutSeconds: 5
+          periodSeconds: 10
+          failureThreshold: 3
+        readinessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 5
+          timeoutSeconds: 1
+          periodSeconds: 5
+          failureThreshold: 3
+      volumes:
+      - name: postgres-data
+        persistentVolumeClaim:
+          claimName: orders-db-pvc
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: orders-db-service
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: orders-db
+    app.kubernetes.io/component: database
+spec:
+  type: ClusterIP
+  ports:
+  - port: 5432
+    targetPort: 5432
+    protocol: TCP
+    name: postgres
+  selector:
+    app.kubernetes.io/name: orders-db
+    app.kubernetes.io/component: database
+
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: orders-db-pvc
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: orders-db
+    app.kubernetes.io/component: database
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi

infrastructure/kubernetes/components/databases/pos-db.yaml

@@ -0,0 +1,124 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: pos-db
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: pos-db
+    app.kubernetes.io/component: database
+    app.kubernetes.io/part-of: bakery-ia
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: pos-db
+      app.kubernetes.io/component: database
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: pos-db
+        app.kubernetes.io/component: database
+    spec:
+      containers:
+      - name: postgres
+        image: postgres:15-alpine
+        ports:
+        - containerPort: 5432
+          name: postgres
+        env:
+        - name: POSTGRES_DB
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: POS_DB_NAME
+        - name: POSTGRES_USER
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: POS_DB_USER
+        - name: POSTGRES_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: POS_DB_PASSWORD
+        - name: POSTGRES_INITDB_ARGS
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: POSTGRES_INITDB_ARGS
+        - name: PGDATA
+          value: /var/lib/postgresql/data/pgdata
+        volumeMounts:
+        - name: postgres-data
+          mountPath: /var/lib/postgresql/data
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "100m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+        livenessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 30
+          timeoutSeconds: 5
+          periodSeconds: 10
+          failureThreshold: 3
+        readinessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 5
+          timeoutSeconds: 1
+          periodSeconds: 5
+          failureThreshold: 3
+      volumes:
+      - name: postgres-data
+        persistentVolumeClaim:
+          claimName: pos-db-pvc
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: pos-db-service
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: pos-db
+    app.kubernetes.io/component: database
+spec:
+  type: ClusterIP
+  ports:
+  - port: 5432
+    targetPort: 5432
+    protocol: TCP
+    name: postgres
+  selector:
+    app.kubernetes.io/name: pos-db
+    app.kubernetes.io/component: database
+
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: pos-db-pvc
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: pos-db
+    app.kubernetes.io/component: database
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi

infrastructure/kubernetes/components/databases/postgres-template.yaml

@@ -0,0 +1,124 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{SERVICE_NAME}}-db
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: {{SERVICE_NAME}}-db
+    app.kubernetes.io/component: database
+    app.kubernetes.io/part-of: bakery-ia
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: {{SERVICE_NAME}}-db
+      app.kubernetes.io/component: database
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: {{SERVICE_NAME}}-db
+        app.kubernetes.io/component: database
+    spec:
+      containers:
+      - name: postgres
+        image: postgres:15-alpine
+        ports:
+        - containerPort: 5432
+          name: postgres
+        env:
+        - name: POSTGRES_DB
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: {{SERVICE_NAME_UPPER}}_DB_NAME
+        - name: POSTGRES_USER
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: {{SERVICE_NAME_UPPER}}_DB_USER
+        - name: POSTGRES_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: {{SERVICE_NAME_UPPER}}_DB_PASSWORD
+        - name: POSTGRES_INITDB_ARGS
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: POSTGRES_INITDB_ARGS
+        - name: PGDATA
+          value: /var/lib/postgresql/data/pgdata
+        volumeMounts:
+        - name: postgres-data
+          mountPath: /var/lib/postgresql/data
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "100m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+        livenessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 30
+          timeoutSeconds: 5
+          periodSeconds: 10
+          failureThreshold: 3
+        readinessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 5
+          timeoutSeconds: 1
+          periodSeconds: 5
+          failureThreshold: 3
+      volumes:
+      - name: postgres-data
+        persistentVolumeClaim:
+          claimName: {{SERVICE_NAME}}-db-pvc
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{SERVICE_NAME}}-db-service
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: {{SERVICE_NAME}}-db
+    app.kubernetes.io/component: database
+spec:
+  type: ClusterIP
+  ports:
+  - port: 5432
+    targetPort: 5432
+    protocol: TCP
+    name: postgres
+  selector:
+    app.kubernetes.io/name: {{SERVICE_NAME}}-db
+    app.kubernetes.io/component: database
+
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: {{SERVICE_NAME}}-db-pvc
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: {{SERVICE_NAME}}-db
+    app.kubernetes.io/component: database
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi

infrastructure/kubernetes/components/databases/production-db.yaml

@@ -0,0 +1,124 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: production-db
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: production-db
+    app.kubernetes.io/component: database
+    app.kubernetes.io/part-of: bakery-ia
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: production-db
+      app.kubernetes.io/component: database
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: production-db
+        app.kubernetes.io/component: database
+    spec:
+      containers:
+      - name: postgres
+        image: postgres:15-alpine
+        ports:
+        - containerPort: 5432
+          name: postgres
+        env:
+        - name: POSTGRES_DB
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: PRODUCTION_DB_NAME
+        - name: POSTGRES_USER
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: PRODUCTION_DB_USER
+        - name: POSTGRES_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: PRODUCTION_DB_PASSWORD
+        - name: POSTGRES_INITDB_ARGS
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: POSTGRES_INITDB_ARGS
+        - name: PGDATA
+          value: /var/lib/postgresql/data/pgdata
+        volumeMounts:
+        - name: postgres-data
+          mountPath: /var/lib/postgresql/data
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "100m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+        livenessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 30
+          timeoutSeconds: 5
+          periodSeconds: 10
+          failureThreshold: 3
+        readinessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 5
+          timeoutSeconds: 1
+          periodSeconds: 5
+          failureThreshold: 3
+      volumes:
+      - name: postgres-data
+        persistentVolumeClaim:
+          claimName: production-db-pvc
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: production-db-service
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: production-db
+    app.kubernetes.io/component: database
+spec:
+  type: ClusterIP
+  ports:
+  - port: 5432
+    targetPort: 5432
+    protocol: TCP
+    name: postgres
+  selector:
+    app.kubernetes.io/name: production-db
+    app.kubernetes.io/component: database
+
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: production-db-pvc
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: production-db
+    app.kubernetes.io/component: database
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi

infrastructure/kubernetes/components/databases/rabbitmq.yaml

@@ -0,0 +1,123 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: rabbitmq
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: rabbitmq
+    app.kubernetes.io/component: message-broker
+    app.kubernetes.io/part-of: bakery-ia
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: rabbitmq
+      app.kubernetes.io/component: message-broker
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: rabbitmq
+        app.kubernetes.io/component: message-broker
+    spec:
+      containers:
+      - name: rabbitmq
+        image: rabbitmq:3.12-management-alpine
+        ports:
+        - containerPort: 5672
+          name: amqp
+        - containerPort: 15672
+          name: management
+        env:
+        - name: RABBITMQ_DEFAULT_USER
+          valueFrom:
+            secretKeyRef:
+              name: rabbitmq-secrets
+              key: RABBITMQ_USER
+        - name: RABBITMQ_DEFAULT_PASS
+          valueFrom:
+            secretKeyRef:
+              name: rabbitmq-secrets
+              key: RABBITMQ_PASSWORD
+        - name: RABBITMQ_DEFAULT_VHOST
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: RABBITMQ_VHOST
+        volumeMounts:
+        - name: rabbitmq-data
+          mountPath: /var/lib/rabbitmq
+        resources:
+          requests:
+            memory: "512Mi"
+            cpu: "200m"
+          limits:
+            memory: "1Gi"
+            cpu: "1000m"
+        livenessProbe:
+          exec:
+            command:
+            - timeout
+            - "5"
+            - bash
+            - -c
+            - "</dev/tcp/localhost/5672 && rabbitmq-diagnostics ping"
+          initialDelaySeconds: 40
+          timeoutSeconds: 10
+          periodSeconds: 30
+          failureThreshold: 5
+        readinessProbe:
+          exec:
+            command:
+            - timeout
+            - "5"
+            - bash
+            - -c
+            - "</dev/tcp/localhost/5672 && rabbitmq-diagnostics ping"
+          initialDelaySeconds: 20
+          timeoutSeconds: 5
+          periodSeconds: 10
+          failureThreshold: 3
+      volumes:
+      - name: rabbitmq-data
+        persistentVolumeClaim:
+          claimName: rabbitmq-pvc
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: rabbitmq-service
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: rabbitmq
+    app.kubernetes.io/component: message-broker
+spec:
+  type: ClusterIP
+  ports:
+  - port: 5672
+    targetPort: 5672
+    protocol: TCP
+    name: amqp
+  - port: 15672
+    targetPort: 15672
+    protocol: TCP
+    name: management
+  selector:
+    app.kubernetes.io/name: rabbitmq
+    app.kubernetes.io/component: message-broker
+
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: rabbitmq-pvc
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: rabbitmq
+    app.kubernetes.io/component: message-broker
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 2Gi

infrastructure/kubernetes/components/databases/recipes-db.yaml

@@ -0,0 +1,124 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: recipes-db
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: recipes-db
+    app.kubernetes.io/component: database
+    app.kubernetes.io/part-of: bakery-ia
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: recipes-db
+      app.kubernetes.io/component: database
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: recipes-db
+        app.kubernetes.io/component: database
+    spec:
+      containers:
+      - name: postgres
+        image: postgres:15-alpine
+        ports:
+        - containerPort: 5432
+          name: postgres
+        env:
+        - name: POSTGRES_DB
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: RECIPES_DB_NAME
+        - name: POSTGRES_USER
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: RECIPES_DB_USER
+        - name: POSTGRES_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: RECIPES_DB_PASSWORD
+        - name: POSTGRES_INITDB_ARGS
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: POSTGRES_INITDB_ARGS
+        - name: PGDATA
+          value: /var/lib/postgresql/data/pgdata
+        volumeMounts:
+        - name: postgres-data
+          mountPath: /var/lib/postgresql/data
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "100m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+        livenessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 30
+          timeoutSeconds: 5
+          periodSeconds: 10
+          failureThreshold: 3
+        readinessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 5
+          timeoutSeconds: 1
+          periodSeconds: 5
+          failureThreshold: 3
+      volumes:
+      - name: postgres-data
+        persistentVolumeClaim:
+          claimName: recipes-db-pvc
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: recipes-db-service
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: recipes-db
+    app.kubernetes.io/component: database
+spec:
+  type: ClusterIP
+  ports:
+  - port: 5432
+    targetPort: 5432
+    protocol: TCP
+    name: postgres
+  selector:
+    app.kubernetes.io/name: recipes-db
+    app.kubernetes.io/component: database
+
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: recipes-db-pvc
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: recipes-db
+    app.kubernetes.io/component: database
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi

infrastructure/kubernetes/components/databases/redis.yaml

@@ -0,0 +1,115 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: redis
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: redis
+    app.kubernetes.io/component: cache
+    app.kubernetes.io/part-of: bakery-ia
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: redis
+      app.kubernetes.io/component: cache
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: redis
+        app.kubernetes.io/component: cache
+    spec:
+      containers:
+      - name: redis
+        image: redis:7-alpine
+        ports:
+        - containerPort: 6379
+          name: redis
+        env:
+        - name: REDIS_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: redis-secrets
+              key: REDIS_PASSWORD
+        command:
+        - redis-server
+        - --appendonly
+        - "yes"
+        - --requirepass
+        - $(REDIS_PASSWORD)
+        - --maxmemory
+        - "512mb"
+        - --databases
+        - "16"
+        volumeMounts:
+        - name: redis-data
+          mountPath: /data
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "100m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+        livenessProbe:
+          exec:
+            command:
+            - redis-cli
+            - -a
+            - $(REDIS_PASSWORD)
+            - ping
+          initialDelaySeconds: 30
+          timeoutSeconds: 5
+          periodSeconds: 10
+          failureThreshold: 3
+        readinessProbe:
+          exec:
+            command:
+            - redis-cli
+            - -a
+            - $(REDIS_PASSWORD)
+            - ping
+          initialDelaySeconds: 5
+          timeoutSeconds: 1
+          periodSeconds: 5
+          failureThreshold: 3
+      volumes:
+      - name: redis-data
+        persistentVolumeClaim:
+          claimName: redis-pvc
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: redis-service
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: redis
+    app.kubernetes.io/component: cache
+spec:
+  type: ClusterIP
+  ports:
+  - port: 6379
+    targetPort: 6379
+    protocol: TCP
+    name: redis
+  selector:
+    app.kubernetes.io/name: redis
+    app.kubernetes.io/component: cache
+
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: redis-pvc
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: redis
+    app.kubernetes.io/component: cache
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi

infrastructure/kubernetes/components/databases/sales-db.yaml

@@ -0,0 +1,124 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: sales-db
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: sales-db
+    app.kubernetes.io/component: database
+    app.kubernetes.io/part-of: bakery-ia
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: sales-db
+      app.kubernetes.io/component: database
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: sales-db
+        app.kubernetes.io/component: database
+    spec:
+      containers:
+      - name: postgres
+        image: postgres:15-alpine
+        ports:
+        - containerPort: 5432
+          name: postgres
+        env:
+        - name: POSTGRES_DB
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: SALES_DB_NAME
+        - name: POSTGRES_USER
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: SALES_DB_USER
+        - name: POSTGRES_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: SALES_DB_PASSWORD
+        - name: POSTGRES_INITDB_ARGS
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: POSTGRES_INITDB_ARGS
+        - name: PGDATA
+          value: /var/lib/postgresql/data/pgdata
+        volumeMounts:
+        - name: postgres-data
+          mountPath: /var/lib/postgresql/data
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "100m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+        livenessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 30
+          timeoutSeconds: 5
+          periodSeconds: 10
+          failureThreshold: 3
+        readinessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 5
+          timeoutSeconds: 1
+          periodSeconds: 5
+          failureThreshold: 3
+      volumes:
+      - name: postgres-data
+        persistentVolumeClaim:
+          claimName: sales-db-pvc
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: sales-db-service
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: sales-db
+    app.kubernetes.io/component: database
+spec:
+  type: ClusterIP
+  ports:
+  - port: 5432
+    targetPort: 5432
+    protocol: TCP
+    name: postgres
+  selector:
+    app.kubernetes.io/name: sales-db
+    app.kubernetes.io/component: database
+
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: sales-db-pvc
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: sales-db
+    app.kubernetes.io/component: database
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi

infrastructure/kubernetes/components/databases/suppliers-db.yaml

@@ -0,0 +1,124 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: suppliers-db
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: suppliers-db
+    app.kubernetes.io/component: database
+    app.kubernetes.io/part-of: bakery-ia
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: suppliers-db
+      app.kubernetes.io/component: database
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: suppliers-db
+        app.kubernetes.io/component: database
+    spec:
+      containers:
+      - name: postgres
+        image: postgres:15-alpine
+        ports:
+        - containerPort: 5432
+          name: postgres
+        env:
+        - name: POSTGRES_DB
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: SUPPLIERS_DB_NAME
+        - name: POSTGRES_USER
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: SUPPLIERS_DB_USER
+        - name: POSTGRES_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: SUPPLIERS_DB_PASSWORD
+        - name: POSTGRES_INITDB_ARGS
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: POSTGRES_INITDB_ARGS
+        - name: PGDATA
+          value: /var/lib/postgresql/data/pgdata
+        volumeMounts:
+        - name: postgres-data
+          mountPath: /var/lib/postgresql/data
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "100m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+        livenessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 30
+          timeoutSeconds: 5
+          periodSeconds: 10
+          failureThreshold: 3
+        readinessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 5
+          timeoutSeconds: 1
+          periodSeconds: 5
+          failureThreshold: 3
+      volumes:
+      - name: postgres-data
+        persistentVolumeClaim:
+          claimName: suppliers-db-pvc
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: suppliers-db-service
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: suppliers-db
+    app.kubernetes.io/component: database
+spec:
+  type: ClusterIP
+  ports:
+  - port: 5432
+    targetPort: 5432
+    protocol: TCP
+    name: postgres
+  selector:
+    app.kubernetes.io/name: suppliers-db
+    app.kubernetes.io/component: database
+
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: suppliers-db-pvc
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: suppliers-db
+    app.kubernetes.io/component: database
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi

infrastructure/kubernetes/components/databases/tenant-db.yaml

@@ -0,0 +1,124 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: tenant-db
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: tenant-db
+    app.kubernetes.io/component: database
+    app.kubernetes.io/part-of: bakery-ia
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: tenant-db
+      app.kubernetes.io/component: database
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: tenant-db
+        app.kubernetes.io/component: database
+    spec:
+      containers:
+      - name: postgres
+        image: postgres:15-alpine
+        ports:
+        - containerPort: 5432
+          name: postgres
+        env:
+        - name: POSTGRES_DB
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: TENANT_DB_NAME
+        - name: POSTGRES_USER
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: TENANT_DB_USER
+        - name: POSTGRES_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: TENANT_DB_PASSWORD
+        - name: POSTGRES_INITDB_ARGS
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: POSTGRES_INITDB_ARGS
+        - name: PGDATA
+          value: /var/lib/postgresql/data/pgdata
+        volumeMounts:
+        - name: postgres-data
+          mountPath: /var/lib/postgresql/data
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "100m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+        livenessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 30
+          timeoutSeconds: 5
+          periodSeconds: 10
+          failureThreshold: 3
+        readinessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 5
+          timeoutSeconds: 1
+          periodSeconds: 5
+          failureThreshold: 3
+      volumes:
+      - name: postgres-data
+        persistentVolumeClaim:
+          claimName: tenant-db-pvc
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: tenant-db-service
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: tenant-db
+    app.kubernetes.io/component: database
+spec:
+  type: ClusterIP
+  ports:
+  - port: 5432
+    targetPort: 5432
+    protocol: TCP
+    name: postgres
+  selector:
+    app.kubernetes.io/name: tenant-db
+    app.kubernetes.io/component: database
+
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: tenant-db-pvc
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: tenant-db
+    app.kubernetes.io/component: database
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi

infrastructure/kubernetes/components/databases/training-db.yaml

@@ -0,0 +1,124 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: training-db
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: training-db
+    app.kubernetes.io/component: database
+    app.kubernetes.io/part-of: bakery-ia
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: training-db
+      app.kubernetes.io/component: database
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: training-db
+        app.kubernetes.io/component: database
+    spec:
+      containers:
+      - name: postgres
+        image: postgres:15-alpine
+        ports:
+        - containerPort: 5432
+          name: postgres
+        env:
+        - name: POSTGRES_DB
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: TRAINING_DB_NAME
+        - name: POSTGRES_USER
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: TRAINING_DB_USER
+        - name: POSTGRES_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: database-secrets
+              key: TRAINING_DB_PASSWORD
+        - name: POSTGRES_INITDB_ARGS
+          valueFrom:
+            configMapKeyRef:
+              name: bakery-config
+              key: POSTGRES_INITDB_ARGS
+        - name: PGDATA
+          value: /var/lib/postgresql/data/pgdata
+        volumeMounts:
+        - name: postgres-data
+          mountPath: /var/lib/postgresql/data
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "100m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+        livenessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 30
+          timeoutSeconds: 5
+          periodSeconds: 10
+          failureThreshold: 3
+        readinessProbe:
+          exec:
+            command:
+            - pg_isready
+            - -U
+            - $(POSTGRES_USER)
+            - -d
+            - $(POSTGRES_DB)
+          initialDelaySeconds: 5
+          timeoutSeconds: 1
+          periodSeconds: 5
+          failureThreshold: 3
+      volumes:
+      - name: postgres-data
+        persistentVolumeClaim:
+          claimName: training-db-pvc
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: training-db-service
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: training-db
+    app.kubernetes.io/component: database
+spec:
+  type: ClusterIP
+  ports:
+  - port: 5432
+    targetPort: 5432
+    protocol: TCP
+    name: postgres
+  selector:
+    app.kubernetes.io/name: training-db
+    app.kubernetes.io/component: database
+
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: training-db-pvc
+  namespace: bakery-ia
+  labels:
+    app.kubernetes.io/name: training-db
+    app.kubernetes.io/component: database
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi