core/installer/values-tmpl/matrix-storage.yaml

apiVersion: helm.toolkit.fluxcd.io/v2beta1
kind: HelmRelease
metadata:
  name: namespaces-matrix
  namespace: {{ .Global.Id }}
spec:
  chart:
    spec:
      chart: charts/namespaces
      sourceRef:
        kind: GitRepository
        name: pcloud
        namespace: {{ .Global.Id }}
  interval: 1m0s
  values:
    pcloudInstanceId: {{ .Global.Id }}
    namespacePrefix: {{ .Global.NamespacePrefix }}
    namespaces:
    - app-matrix
---
apiVersion: helm.toolkit.fluxcd.io/v2beta1
kind: HelmRelease
metadata:
  name: matrix-storage
  namespace: {{ .Values.NamespacePrefix }}app-matrix
spec:
  dependsOn:
    - name: namespaces-matrix
      namespace: {{ .Global.Id }}
  chart:
    spec:
      chart: postgresql
      version: 10.13.5
      sourceRef:
        kind: HelmRepository
        name: bitnami
        namespace: {{ .Values.Id }}
  interval: 1m0s
  values:
    fullnameOverride: postgres
    image:
      repository: arm64v8/postgres
      tag: 13.4
    service:
      type: ClusterIP
      port: 5432
    postgresqlPassword: psswd
    initdbScripts:
      createdb.sh: |
        #!/bin/sh
        createdb -U postgres --encoding=UTF8 --locale=C --template=template0 --owner=postgres matrix
    persistence:
      size: {{ .Values.MatrixStorageSize }}
    securityContext:
      enabled: true
      fsGroup: 0
    containerSecurityContext:
      enabled: true
      runAsUser: 0
    volumePermissions:
      securityContext:
        runAsUser: 0