test(seeds): drop the dead per-process seeds-run guard

test/seeds_test.exs

@@ -24,21 +24,11 @@ defmodule Mv.SeedsTest do
 
   require Ash.Query
 
-  # Module attribute to track if seeds have been run
-  # This allows us to run seeds once per test module while respecting sandbox isolation
-  @seeds_run_key :seeds_test_run
-
   setup do
     system_actor = Mv.Helpers.SystemActor.get_system_actor()
 
-    # Run seeds once per test process (due to sandbox isolation, each test runs in its own process)
-    # Process.get/put ensures seeds are only executed once per test process, not once per test
-    # Note: With async: false and sandbox isolation, this effectively runs seeds once per test,
-    # but the guard prevents multiple executions within the same test process if setup is called multiple times
-    unless Process.get(@seeds_run_key) do
+    # Each test runs in its own sandbox-owned process, so seeds are loaded once per test.
     Code.eval_file("priv/repo/seeds.exs")
-      Process.put(@seeds_run_key, true)
-    end
 
     %{actor: system_actor}
   end