Sessions required (#5548)

Co-authored-by: Douwe Osinga <douwe@squareup.com>

crates/goose/tests/test_support.rs

@@ -345,7 +345,6 @@ impl ScheduleToolTestBuilder {
             paused: false,
             current_session_id: None,
             process_start_time: None,
-            execution_mode: Some("background".to_string()),
         };
         {
             let mut jobs = self.scheduler.jobs.lock().await;
@@ -397,5 +396,6 @@ pub fn create_test_session_metadata(message_count: usize, working_dir: &str) ->
         conversation: None,
         message_count,
         user_recipe_values: None,
+        session_type: Default::default(),
     }
 }