create-tag.yml

name: Create tag

on:
  workflow_dispatch:
  schedule:
    # * is a special character in YAML so you have to quote this string
    - cron:  '0 0 * * *'

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Should it run?
        id: skip
        run: | 
          PREVTAGCOMMIT="$(git tag --sort=creatordate | tail -n1 | awk -F'-' '{print $4}')"
          CURRENTCOMMIT="$(git rev-parse --short HEAD)"
          if [ "$PREVTAGCOMMIT" == "$CURRENTCOMMIT" ]; then
            echo "Tags are the same ($PREVTAGCOMMIT != $CURRENTCOMMIT), skipping future steps"
            echo "::set-output name=skip::true"
          else
            echo "Tags are not the same ($PREVTAGCOMMIT != $CURRENTCOMMIT). Continuing."
            echo "::set-output name=skip::false"
          fi
 
      - name: Set tag
        id: create-tag-name
        if: steps.skip.outputs.skip == 'false'
        run: |
          v=${GITHUB_REF##*/}
          echo "Version: $v"
          echo "::set-output name=tag::$(date '+%F')-$(git rev-parse --short HEAD)"
          
      - name: Tag commit
        if: steps.skip.outputs.skip == 'false'
        uses: tvdias/github-tagger@v0.0.2
        with:
          repo-token: "${{ secrets.GITHUB_TOKEN }}"
          tag: ${{ steps.create-tag-name.outputs.tag }}