feaut(oicd_provider): added oicd provider rauthy and strategy for authentication

lib/accounts/user_identity.exs

@@ -0,0 +1,15 @@
+defmodule Mv.Accounts.UserIdentity do
+  use Ash.Resource,
+    data_layer: AshPostgres.DataLayer,
+    extensions: [AshAuthentication.UserIdentity],
+    domain: Mv.Accounts
+
+  user_identity do
+    user_resource Mv.Accounts.User
+  end
+
+  postgres do
+    table "user_identities"
+    repo Mv.Repo
+  end
+end