name: Deploy to HF Spaces

on:
  push:
    branches: [main]
    paths-ignore:
      - "docs/**"
      - "mkdocs.yml"
      - "tests/**"
      - "*.md"
  workflow_dispatch:

concurrency:
  group: hf-deploy
  cancel-in-progress: true

jobs:
  deploy:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Fetch HF Space config
        run: |
          git fetch origin hf-space
          git checkout origin/hf-space -- Dockerfile .dockerignore space_README.md

      - name: Prepare HF Space
        run: |
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git config user.name "github-actions[bot]"

          # Create orphan branch (no history) to avoid binary files in past commits
          git checkout --orphan hf-deploy
          git rm -rf --cached docs/ tests/ >/dev/null 2>&1 || true
          rm -rf docs/ tests/
          cp space_README.md README.md
          git add -A
          git commit -m "Deploy to HF Spaces"

      - name: Push to Hugging Face
        env:
          HF_TOKEN: ${{ secrets.HF_TOKEN }}
        run: |
          git push --force \
            https://hf:${HF_TOKEN}@huggingface.co/spaces/PredNext/aspara \
            HEAD:main