chore: clean up timeline editor temp files and update gitignore

Removed temporary files:
- test_in.seq, test_out.seq
- timeline_save.seq
- tools/timeline_editor/timeline.seq

Added gitignore patterns for editor artifacts:
- test_*.seq
- *_save.seq
- tools/timeline_editor/timeline.seq

1 files changed, 5 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
index a4a9fb3..bce098f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -72,3 +72,8 @@ checkpoints/
 validation_results/
 **/assets_filtered_*.txt
 **/assets_assets_*.txt
+
+# Timeline editor temp files
+test_*.seq
+*_save.seq
+tools/timeline_editor/timeline.seq