update
diff --git a/charts/postgresql/Chart.lock b/charts/postgresql/Chart.lock
new file mode 100644
index 0000000..ec67d36
--- /dev/null
+++ b/charts/postgresql/Chart.lock
@@ -0,0 +1,6 @@
+dependencies:
+- name: common
+  repository: oci://registry-1.docker.io/bitnamicharts
+  version: 2.4.0
+digest: sha256:8c1a5dc923412d11d4d841420494b499cb707305c8b9f87f45ea1a8bf3172cb3
+generated: "2023-05-21T19:47:56.903329844Z"