helm-external-secrets/docs/snippets/doppler-fetch-secret.yaml

apiVersion: external-secrets.io/v1beta1
kind: ExternalSecret
metadata:
  name: auth-api-db-url
spec:
  secretStoreRef:
    kind: SecretStore
    name: doppler-auth-api

  target:
    name: auth-api-db-url

  data:
    - secretKey: DB_URL
      remoteRef:
        key: DB_URL