Allow HF CLI uploads for assets/data/videos (only ignore sub-readmes/raw)

.gitignore

@@ -1,12 +1,3 @@
-# Videos directory (uploaded separately via HF CLI)
-videos/
-
-# Data directory (uploaded separately via HF CLI)
-data/
-
-# Assets directory (uploaded separately via HF CLI)
-assets/
-
 # Scripts directory (not uploaded to HF)
 scripts/
 
@@ -48,3 +39,13 @@ PROJECT_SUMMARY.md
 QUICK_START.txt
 USAGE_INSTRUCTIONS.md
 upload_videos.sh
+
+# Ignore README files in subdirectories
+assets/README.md
+data/README_DATA.md
+data/tasks_raw/
+
+# IMPORTANT:
+# Do NOT ignore `assets/`, `data/`, or `videos/` here.
+# Hugging Face `hf upload` / `huggingface-cli upload` respects this repo-level `.gitignore`;
+# if we ignore those dirs, the CLI will skip committing the files and they won't show up in the HF UI.