{{- if and (not .Values.deployment.db.enabled) (not .Values.externalDatabase.enabled) -}}
{{- fail "Invalid database configuration: set deployment.db.enabled=true (chart-managed Postgres) or externalDatabase.enabled=true (external Postgres)" -}}
{{- end -}}

{{- if and (not .Values.deployment.db.enabled) .Values.externalDatabase.enabled (empty .Values.externalDatabase.host) -}}
{{- fail "Invalid external database configuration: externalDatabase.host must be set when externalDatabase.enabled=true" -}}
{{- end -}}