.github/workflows/hf_sync.yml

name: Sync to HuggingFace Spaces
on: 
  workflow_run:
    workflows: ["Run All Unit Tests", "Run Model Tests on Production Branch"]
    types:
      - completed
    branches: [ "production" ]
  workflow_dispatch:

jobs:
  sync-to-hub:
    runs-on: ubuntu-latest

    # Only run if the triggering workflows succeeded or when we run it manually from GH Actions UI
    if: ${{ github.event.workflow_run.conclusion == 'success' || github.event_name == 'workflow_dispatch' }}
    
    steps:
      - uses: actions/checkout@v3
        with:
          ref: production
          fetch-depth: 0
          lfs: true
      - name: Install xet
        run: |
          curl --proto '=https' --tlsv1.2 -sSf https://raw.githubusercontent.com/huggingface/xet-core/refs/heads/main/git_xet/install.sh | sh
          echo "$HOME/.xet/bin" >> $GITHUB_PATH
      - name: Set git user for xet security
        run: |
          git config user.name "github-actions"
          git config user.email "actions@github.com"
      - name: Convert binaries to xet and Push to HuggingFace
        env:
          HF_TOKEN: ${{ secrets.HF_TOKEN }}
        run: |
          # 1. Install Xet
          git xet install

          # 2. Create a fresh, empty branch for deployment
          # This disconnects from previous history, removing the "binary in history" error
          git checkout --orphan deployment-branch
          
          # 3. Unstage everything so we can re-add them properly with Xet
          git reset

          # 4. Configure Xet tracking
          # We do this *before* adding files so Xet handles them correctly
          git xet track "anime.db" "static/images/*"

          # 5. Add all files
          # Since we are in a fresh branch, this adds everything currently on disk
          git add .

          # 6. Commit and Force Push
          git config user.name "github-actions"
          git config user.email "actions@github.com"
          git commit -m "Deploy to Spaces with Xet"
          
          # Force push to 'main' on Hugging Face
          git push --force https://MLDevOps:$HF_TOKEN@huggingface.co/spaces/MLDevOps/CS553_CaseStudy1 HEAD:main