# Postgres 16 + pgvector para el corpus (namespace roswell).
# El Secret roswell-pg-secret se crea imperativamente (PLAN Fase 6):
#   kubectl create secret generic roswell-pg-secret -n roswell \
#     --from-literal=password=<pass>
# NodePort 30432 para acceso desde la LAN/nodos durante el desarrollo local.
apiVersion: v1
kind: Namespace
metadata:
  name: roswell
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  annotations:
    # ArgoCD no debe podar nunca este PVC: contiene la BD del corpus.
    argocd.argoproj.io/sync-options: Prune=false
  name: roswell-pgdata
  namespace: roswell
spec:
  accessModes: ["ReadWriteOnce"]
  resources:
    requests:
      storage: 20Gi
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: postgres
  namespace: roswell
spec:
  replicas: 1
  strategy:
    type: Recreate
  selector:
    matchLabels:
      app: roswell-postgres
  template:
    metadata:
      labels:
        app: roswell-postgres
    spec:
      containers:
        - name: postgres
          image: pgvector/pgvector:pg16
          env:
            - name: POSTGRES_DB
              value: roswell
            - name: POSTGRES_USER
              value: roswell
            - name: POSTGRES_PASSWORD
              valueFrom:
                secretKeyRef:
                  name: roswell-pg-secret
                  key: password
            - name: PGDATA
              value: /var/lib/postgresql/data/pgdata
          ports:
            - containerPort: 5432
          volumeMounts:
            - name: pgdata
              mountPath: /var/lib/postgresql/data
          resources:
            requests:
              memory: 256Mi
              cpu: 100m
            limits:
              memory: 1Gi
          readinessProbe:
            exec:
              command: ["pg_isready", "-U", "roswell", "-d", "roswell"]
            initialDelaySeconds: 5
            periodSeconds: 5
      volumes:
        - name: pgdata
          persistentVolumeClaim:
            claimName: roswell-pgdata
---
apiVersion: v1
kind: Service
metadata:
  name: postgres
  namespace: roswell
spec:
  type: NodePort
  selector:
    app: roswell-postgres
  ports:
    - port: 5432
      targetPort: 5432
      nodePort: 30432