feat: add persistent system task log cleanup progress

model/task_cas_test.go

@@ -48,6 +48,7 @@ func TestMain(m *testing.M) {
 		&UserSubscription{},
 		&UserOAuthBinding{},
 		&PerfMetric{},
+		&SystemTask{},
 	); err != nil {
 		panic("failed to migrate: " + err.Error())
 	}
@@ -71,6 +72,7 @@ func truncateTables(t *testing.T) {
 		DB.Exec("DELETE FROM user_subscriptions")
 		DB.Exec("DELETE FROM user_oauth_bindings")
 		DB.Exec("DELETE FROM perf_metrics")
+		DB.Exec("DELETE FROM system_tasks")
 	})
 }