name: Sync to Hugging Face Hub

on:
  push:
    branches: [main]

  # Allows you to run this workflow manually from the Actions tab
  workflow_dispatch:

jobs:
  sync-to-hub:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout Repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          lfs: true

      - name: Pull LFS objects
        run: |
          git lfs install
          git lfs pull

      - name: Push to Hub
        env:
          HF_TOKEN: ${{ secrets.HF_TOKEN }}
        run: |
          # Remove the folders Hugging Face does not want (but GitHub will keep)
          rm -rf assets/
          rm -rf reports/

          # Delete temporary runner's git history
          rm -rf .git/
        
          # Reinitialize a brand new history for HF (does not affect GitHub)
          git init
          git branch -M main

          # Create a temporary git identity
          git config user.name "github-actions"
          git config user.email "actions@github.com"

          # Finalize and push
          git lfs install
          git add .
          git commit -m "Clean sync: code and weights only."

          # Push flat history to HF
          git push --force https://lxtung95:$HF_TOKEN@huggingface.co/lxtung95/lyricloop-llm main