create-tag.yml

name: Create tag for release

on:
  pull_request:
    types:
      - closed
  workflow_dispatch:
    inputs:
      commit:
        description: 'Commit hash'
        required: true
        type: string
jobs:
  create-tag:
    if: >-
      (inputs.commit || false) ||
      (github.event.pull_request.merged == true &&
       github.event.pull_request.user.login == 'github-actions' &&
       github.event.pull_request.head.repo.full_name == github.event.pull_request.base.repo.full_name &&
       startsWith(github.event.pull_request.head.ref, 'bump-version') )
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
      
      - name: Compute the commit
        run: |
          if [[ -z "${{ inputs.commit }}" ]]; then
            COMMIT=$(git rev-parse ${{ github.sha }}^@ | grep -Fvx ${{ github.event.pull_request.head.sha }})
          else
            COMMIT="${{ inputs.commit }}"
          fi
          echo "commit=$COMMIT" >> $GITHUB_ENV

      - name: Install rust toolchain
        uses: dtolnay/rust-toolchain@stable

      - name: Extract version
        run: |
          echo "version=$(cargo pkgid -p bindgen | cut -d '#' -f 2)" >> $GITHUB_ENV
 
      - name: Create tag
        uses: mathieudutour/github-tag-action@v6.2
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          commit_sha: ${{ env.commit }} 
          custom_tag: ${{ env.version }}