Branch alias when using GitHub action

  publish-docs:
    runs-on: ubuntu-22.04
    needs: docs-test
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v1
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build docs
        run: |
          docs.sh

      - name: Publish to Cloudflare Pages
        uses: cloudflare/pages-action@v1
        with:
          apiToken: ${{ secrets.CLOUDFLARE_API_TOKEN }}
          accountId: <redacted>
          projectName: learn
          directory: site
          # Optional: Enable this if you want to have GitHub Deployments triggered
          gitHubToken: ${{ secrets.GITHUB_TOKEN }}