fix: remove timestamps from service account schema

Author: hamir-suspect

guard/lib/guard/front_repo/service_account.ex

@@ -10,8 +10,6 @@ defmodule Guard.FrontRepo.ServiceAccount do
           description: String.t(),
           creator_id: String.t(),
           user: Guard.FrontRepo.User.t() | nil,
-          created_at: DateTime.t(),
-          updated_at: DateTime.t()
         }
 
   schema "service_accounts" do
@@ -20,8 +18,6 @@ defmodule Guard.FrontRepo.ServiceAccount do
 
     # The id field itself is the foreign key to user
     belongs_to(:user, Guard.FrontRepo.User, foreign_key: :id, define_field: false)
-
-    timestamps(inserted_at: :created_at, updated_at: :updated_at, type: :utc_datetime)
   end
 
   @doc """

guard/test/guard/front_repo/service_account_test.exs

@@ -239,26 +239,6 @@ defmodule Guard.FrontRepo.ServiceAccountTest do
       refute Map.has_key?(changeset.changes, :id)
       assert changeset.changes.description == "Updated description"
     end
-
-    test "updates timestamps on update" do
-      user = create_test_user()
-      service_account = create_test_service_account(user)
-      original_created_at = service_account.created_at
-
-      # Wait a moment to ensure timestamp difference
-      :timer.sleep(10)
-
-      attrs = %{
-        description: "Updated description"
-      }
-
-      changeset = ServiceAccount.update_changeset(service_account, attrs)
-      {:ok, updated_service_account} = FrontRepo.update(changeset)
-
-      assert updated_service_account.created_at == original_created_at
-      assert updated_service_account.updated_at != original_created_at
-      assert updated_service_account.updated_at > original_created_at
-    end
   end
 
   describe "schema associations" do
@@ -293,8 +273,6 @@ defmodule Guard.FrontRepo.ServiceAccountTest do
       assert is_binary(service_account.id)
       assert is_binary(service_account.user_id)
       assert is_binary(service_account.description) or is_nil(service_account.description)
-      assert %DateTime{} = service_account.created_at
-      assert %DateTime{} = service_account.updated_at
     end
 
     test "id is primary key" do