feat: relate user and member

lib/accounts/user.ex

@@ -5,7 +5,8 @@ defmodule Mv.Accounts.User do
   use Ash.Resource,
     domain: Mv.Accounts,
     data_layer: AshPostgres.DataLayer,
-    extensions: [AshAuthentication]
+    extensions: [AshAuthentication],
+    notifiers: [Mv.Accounts.User.MemberCreationNotifier]
 
   # authorizers: [Ash.Policy.Authorizer]
 
@@ -64,11 +65,16 @@ defmodule Mv.Accounts.User do
     defaults [:read, :create, :destroy, :update]
 
     create :create_user do
-      accept [:email]
+      accept [:email, :member_id]
+      argument :member, :map
+      change manage_relationship(:member, type: :create)
     end
 
     update :update_user do
-      accept [:email]
+      require_atomic? false
+      accept [:email, :member_id]
+      argument :member, :map
+      change manage_relationship(:member, on_match: :update, on_no_match: :create)
     end
 
     # Admin action for direct password changes in admin panel
@@ -152,6 +158,7 @@ defmodule Mv.Accounts.User do
   identities do
     identity :unique_email, [:email]
     identity :unique_oidc_id, [:oidc_id]
+    identity :unique_member_id, [:member_id]
   end
 
   # You can customize this if you wish, but this is a safe default that