.github/workflows/deploy-to-hf-spaces.yml

name: Deploy to HuggingFace Spaces

on:
  # Spaces doesn't have the RAM to build the image anymore
  # We wait for docker-build.yaml to be done first
  workflow_call:
    inputs:
      image-name:
        required: true
        type: string

jobs:
  check-secret:
    runs-on: ubuntu-latest
    outputs:
      token-set: ${{ steps.check-key.outputs.defined }}
    steps:
      - id: check-key
        env:
          HF_TOKEN: ${{ secrets.HF_TOKEN }}
        if: "${{ env.HF_TOKEN != '' }}"
        run: echo "defined=true" >> $GITHUB_OUTPUT

  deploy:
    runs-on: ubuntu-latest
    needs: [check-secret]
    if: needs.check-secret.outputs.token-set == 'true'
    env:
      HF_TOKEN: ${{ secrets.HF_TOKEN }}
      HF_USERNAME: ${{ secrets.HF_USERNAME }}
      HF_SPACE_NAME: ${{ secrets.HF_SPACE_NAME }}
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          lfs: true

      - name: Remove git history
        run: rm -rf .git

      - name: Prepend YAML front matter to README.md
        run: |
          cat <<EOF >README.md
          ---
          title: Open WebUI
          emoji: 🐳
          colorFrom: purple
          colorTo: gray
          sdk: docker
          app_port: 8080
          hf_oauth: true
          hf_oauth_scopes:
            - email
          ---
          $(cat README.md)
          EOF
      
      - name: Write new Dockerfile
        run: |
          echo "FROM ${{ inputs.image-name }}" > Dockerfile
          echo "# This file is automatically generated by the deploy-to-hf-spaces.yml workflow" >> Dockerfile
          echo "# HF Spaces doesn't have the RAM to build the image, so we use the pre-built image from the docker-build.yml workflow" >> Dockerfile

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

      - name: Set up Git and push to Space
        run: |
          git init --initial-branch=main
          git lfs install
          git lfs track "*.ttf"
          git lfs track "*.jpg"
          rm demo.gif
          git add .
          git commit -m "GitHub deploy: ${{ github.sha }}"
          git push --force https://${HF_USERNAME}:${HF_TOKEN}@huggingface.co/spaces/${HF_USERNAME}/${HF_SPACE_NAME} main