name: Build and Push Docker Image

on:
  push:
    branches: [ main ]

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4

      - name: Login to Registry
        uses: docker/login-action@v2
        with:
          registry: eiche:3000
          username: ${{ secrets.REGISTRY_USER }}
          password: ${{ secrets.REGISTRY_PASSWORD }}

      - name: Build Docker Image
        env:
          REGESTRY: eiche:3000
        run: |
          # Build the image with the commit hash tag
          docker build -t ${REGISTRY}/${{ gitea.repository }}:${GITHUB_RUN_NUMBER} .

          # Tag the same image as "latest"
          docker tag ${REGISTRY}/${{ gitea.repository }}:${GITHUB_RUN_NUMBER} ${REGISTRY}/${{ gitea.repository }}:latest

      - name: Push Docker Images
        env:
          REGESTRY: eiche:3000
        run: |
          docker push ${REGISTRY}/${{ gitea.repository }}:${GITHUB_RUN_NUMBER}
          docker push ${REGISTRY}/${{ gitea.repository }}:latest

      - name: Log out from registry
        if: always()
        run: docker logout eiche:3000