sync-studio.yml

# ─────────────────────────────────────────────────────────────────────────────
# Sync Studio UI — agentomatic
#
# Triggered by repository_dispatch from agentomatic-studio when a new Studio
# UI release is published. Downloads the release tarball, extracts it into
# src/agentomatic/studio/static/, and creates a PR for review.
#
# Uses GitHub App (TECHNICAL_APP_APP_ID + TECHNICAL_APP_PEM) for cross-repo
# access to the private agentomatic-studio repository.
# ─────────────────────────────────────────────────────────────────────────────
name: Sync Studio UI

on:
  repository_dispatch:
    types: [studio-release]
  workflow_dispatch:
    inputs:
      STUDIO_VERSION:
        required: false
        type: string
        description: "Studio version to sync (e.g. 0.1.0). Leave empty for latest."

permissions:
  contents: write
  pull-requests: write

jobs:
  sync-studio:
    name: Sync Studio UI Static Files
    runs-on: ubuntu-latest

    steps:
      - name: Generate App Token
        id: app-token
        uses: actions/create-github-app-token@v3
        with:
          app-id: ${{ secrets.TECHNICAL_APP_APP_ID }}
          private-key: ${{ secrets.TECHNICAL_APP_PEM }}
          owner: UnicoLab
          repositories: agentomatic,agentomatic-studio

      - uses: actions/checkout@v7
        with:
          ref: main
          fetch-depth: 1
          token: ${{ steps.app-token.outputs.token }}

      # ── Determine which version to download ──
      - name: Resolve studio version
        id: resolve
        env:
          GH_TOKEN: ${{ steps.app-token.outputs.token }}
        run: |
          # Priority: dispatch payload > manual input > latest release
          if [ "${{ github.event_name }}" = "repository_dispatch" ]; then
            VERSION="${{ github.event.client_payload.version }}"
            echo "📡 Version from repository_dispatch: ${VERSION}"
          elif [ -n "${{ inputs.STUDIO_VERSION }}" ]; then
            VERSION="${{ inputs.STUDIO_VERSION }}"
            echo "📝 Version from manual input: ${VERSION}"
          else
            VERSION=$(gh release view \
              --repo UnicoLab/agentomatic-studio \
              --json tagName \
              --jq '.tagName | ltrimstr("v")')
            echo "🔍 Latest studio release: ${VERSION}"
          fi

          echo "version=${VERSION}" >> "$GITHUB_OUTPUT"
          echo "branch=chore/update-studio-ui-v${VERSION}" >> "$GITHUB_OUTPUT"

      # ── Download the studio release tarball ──
      - name: Download studio build
        env:
          GH_TOKEN: ${{ steps.app-token.outputs.token }}
        run: |
          VERSION="${{ steps.resolve.outputs.version }}"
          TAG="v${VERSION}"
          echo "⬇️  Downloading studio-ui-${VERSION}.tar.gz from release ${TAG}"

          gh release download "$TAG" \
            --repo UnicoLab/agentomatic-studio \
            --pattern "studio-ui-*.tar.gz" \
            --dir /tmp/studio-download

          ls -la /tmp/studio-download/

      # ── Extract into the static directory ──
      - name: Extract studio build
        run: |
          STATIC_DIR="src/agentomatic/studio/static"

          # Clean previous build files (keep .gitignore)
          echo "🧹 Cleaning ${STATIC_DIR}..."
          find "${STATIC_DIR}" -mindepth 1 ! -name '.gitignore' -delete 2>/dev/null || true

          # Extract tarball — contents are at root level (index.html, static/, etc.)
          TARBALL=$(ls /tmp/studio-download/studio-ui-*.tar.gz)
          echo "📂 Extracting ${TARBALL} → ${STATIC_DIR}/"
          tar -xzf "${TARBALL}" -C "${STATIC_DIR}"

          # Verify extraction
          echo ""
          echo "✅ Extracted files:"
          find "${STATIC_DIR}" -type f | head -20
          echo ""
          echo "📊 Total files: $(find "${STATIC_DIR}" -type f | wc -l)"
          echo "📊 Total size: $(du -sh "${STATIC_DIR}" | cut -f1)"

          # Verify index.html exists
          if [ ! -f "${STATIC_DIR}/index.html" ]; then
            echo "❌ ERROR: index.html not found after extraction!"
            exit 1
          fi

      # ── Create a PR with the updated static files ──
      - name: Create Pull Request
        env:
          GH_TOKEN: ${{ steps.app-token.outputs.token }}
        run: |
          VERSION="${{ steps.resolve.outputs.version }}"
          BRANCH="${{ steps.resolve.outputs.branch }}"

          # Configure git
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"

          # Create branch, commit, push
          git checkout -b "${BRANCH}"
          git add src/agentomatic/studio/static/
          git status

          # Only create PR if there are changes
          if git diff --cached --quiet; then
            echo "⏭️  No changes detected — studio files are already up to date."
            exit 0
          fi

          git commit -m "chore: update studio UI to v${VERSION}"
          git push origin "${BRANCH}" --force

          # Create PR (or update existing one)
          EXISTING_PR=$(gh pr list --head "${BRANCH}" --json number --jq '.[0].number' 2>/dev/null || echo "")
          if [ -n "${EXISTING_PR}" ]; then
            echo "📝 Updating existing PR #${EXISTING_PR}"
          else
            gh pr create \
              --title "chore: update studio UI to v${VERSION}" \
              --body "## 🎨 Studio UI Update

          Automated PR to update the bundled Studio UI to **v${VERSION}**.

          ### What changed
          - Downloaded \`studio-ui-${VERSION}.tar.gz\` from [agentomatic-studio release](https://github.com/UnicoLab/agentomatic-studio/releases/tag/v${VERSION})
          - Extracted built React app into \`src/agentomatic/studio/static/\`

          ### How to verify
          \`\`\`bash
          pip install -e '.[studio]'
          agentomatic serve  # Visit http://localhost:8000/studio/ui/
          \`\`\`

          ### After merging
          The next \`agentomatic\` release will include this Studio UI version in the PyPI wheel.

          ---
          *This PR was automatically created by the [sync-studio workflow](https://github.com/UnicoLab/agentomatic/actions/workflows/sync-studio.yml).*" \
              --label "automated,studio-ui" \
              --base main

            echo "✅ Pull request created successfully"
          fi