fix huggingface

scripts/push_to_hf.sh

@@ -1,20 +1,6 @@
 #!/usr/bin/env bash
-# Push current branch to Hugging Face Spaces (main), removing binary xlsx from history.
-# HF rejects binary files; student-version history contains the xlsx, so we push a cleaned branch.
+# Push student-version to Hugging Face Space (updates main on the Space).
+# Binary xlsx was removed from history, so a normal push works.
 set -e
-BRANCH="${1:-student-version}"
-REMOTE="${2:-huggingface}"
-HF_BRANCH="${3:-hf-push}"
-
-echo "Creating $HF_BRANCH from $BRANCH, stripping data/National_Directory_SU_2024.xlsx from history..."
-git checkout -B "$HF_BRANCH" "$BRANCH"
-FILTER_BRANCH_SQUELCH_WARNING=1 git filter-branch -f --index-filter 'git rm --cached --ignore-unmatch data/National_Directory_SU_2024.xlsx' --prune-empty HEAD
-
-echo "Pushing $HF_BRANCH to $REMOTE main (force)..."
-git push "$REMOTE" "$HF_BRANCH:main" --force
-
-echo "Switching back to $BRANCH and deleting $HF_BRANCH..."
-git checkout "$BRANCH"
-git branch -D "$HF_BRANCH"
-
-echo "Done. Space updated: https://huggingface.co/spaces/phanny/6.C395-chatbot"
+git push huggingface student-version:main
+echo "Done. https://huggingface.co/spaces/phanny/6.C395-chatbot"