feat(hasura-engine) add example of how to create an external-secret for chart

charts/hasura-engine/extras/externalsecret.yaml

@@ -0,0 +1,32 @@
+---
+apiVersion: external-secrets.io/v1beta1
+kind: ExternalSecret
+metadata:
+  name: hasura
+spec:
+  secretStoreRef:
+    kind: ClusterSecretStore
+    name: onepassword-connect
+  target:
+    name: hasura-secret
+    creationPolicy: Owner
+    template:
+      engineVersion: v2
+      data:
+        # Hasura
+        HASURA_GRAPHQL_ADMIN_SECRET: "{{ .HASURA_GRAPHQL_ADMIN_SECRET }}"
+        HASURA_GRAPHQL_DATABASE_URL: |-
+          postgres://hasura:{{ .HASURA_POSTGRES_PASS }}@postgres-rw.databases.svc.cluster.local/hasura
+        # Postgres Init
+        INIT_POSTGRES_DBNAME:     hasura
+        INIT_POSTGRES_HOST:       postgres-rw.databases.svc.cluster.local
+        INIT_POSTGRES_USER:       hasura
+        INIT_POSTGRES_PASS:       "{{ .HASURA_POSTGRES_PASS }}"
+        INIT_POSTGRES_SUPER_PASS: "{{ .POSTGRES_SUPER_PASS }}"
+        # Vars
+        PUBLIC_DOMAIN: ${PUBLIC_DOMAIN}
+  dataFrom:
+    - extract:
+        key: hasura
+    - extract:
+        key: postgres