first commit

k8s/base/database/cluster.yaml

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+apiVersion: postgresql.cnpg.io/v1
+kind: Cluster
+metadata:
+  name: timescale-cluster
+spec:
+  instances: 3
+  imageName: timescale/timescaledb:2.15.3-pg15
+  storage:
+    size: 50Gi
+  backup:
+    barmanObjectStore:
+      destinationPath: "s3://backups/"
+      endpointURL: "http://minio.minio-system.svc.cluster.local:9000"
+      s3Credentials:
+        accessKeyId:
+          name: s3-creds
+          key: ACCESS_KEY_ID
+        secretAccessKey:
+          name: s3-creds
+          key: SECRET_ACCESS_KEY

k8s/base/database/kustomization.yaml

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+resources:
+  - cluster.yaml