Collapse handoff turns in the transcript instead of streaming them

internal/store/store.go

@@ -250,6 +250,9 @@ WHERE json_extract(focus, '$.task_id') IS NOT NULL;
 DELETE FROM lead_inputs WHERE text LIKE 'The human switched the right pane %' OR text = 'The human cleared the right pane.';
 `}, {"add-task-merging-by", `
 ALTER TABLE tasks ADD COLUMN merging_by TEXT NOT NULL DEFAULT '';
+`}, {"flag-handoff-prompts", `
+UPDATE events SET payload = json_set(payload, '$.handoff', json('true'))
+WHERE kind = 'user.message' AND actor = 'byre' AND json_extract(payload, '$.text') LIKE 'Write a handoff for a fresh %';
 `}}
 
 type Store struct {