name: Build and Push Docker Image on Tag

on:
  push:
    tags:
      - '*'

jobs:
  build_and_push:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v3

      - name: Extract tag name
        id: vars
        run: echo "RELEASE_TAG=$(git describe --tags --exact-match)" >> $GITEA_OUTPUT

      - name: Set up Docker Buildx
        run: docker buildx create --use

      - name: Log in to Gitea Docker Registry
        run: echo "${{ secrets.REGISTRY_PASSWORD }}" | docker login dev.ksite.de -u "${{ secrets.REGISTRY_USERNAME }}" --password-stdin

      - name: Build and tag image
        run: |
          echo "Using tag: ${{ steps.vars.outputs.RELEASE_TAG }}"
          docker build -t dev.ksite.de/ralf.kirchner/bluemastofeed:${{ steps.vars.outputs.RELEASE_TAG }} .
          docker tag dev.ksite.de/ralf.kirchner/bluemastofeed:${{ steps.vars.outputs.RELEASE_TAG }} dev.ksite.de/ralf.kirchner/bluemastofeed:latest

      - name: Push image
        run: |
          docker push dev.ksite.de/ralf.kirchner/bluemastofeed:${{ steps.vars.outputs.RELEASE_TAG }}
          docker push dev.ksite.de/ralf.kirchner/bluemastofeed:latest