create-tag.yml

name: Create Git Tag

on:
  workflow_dispatch:
    inputs:
      tag_name:
        description: "Tag name (eg. v1.3.0)"
        required: true
        type: string

permissions:
  contents: write

jobs:
  create_tag:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0   # serve per i tag

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

      - name: Check if the tag is already existing
        run: |
          TAG="${{ inputs.tag_name }}"
          git fetch --tags
          if git rev-parse -q --verify "refs/tags/$TAG" >/dev/null; then
            echo "❌ Tag $TAG esiste già"
            exit 1
          fi

      - name: Create and push the tag
        run: |
          TAG="${{ inputs.tag_name }}"
          git tag "$TAG"
          git push origin "$TAG"