docker-publish.yml

name: Docker build and Publish Image CI

on:
  push:
    # Sequence of patterns matched against refs/tags
    tags: 
      - v*.*.*

jobs:

  build:

    runs-on: ubuntu-latest
    env:
      NAME: teogw
      ORG: teonet-go
      USER: ${{ secrets.USER }}
      PERSONAL_TOKEN: ${{ secrets.PERSONAL_TOKEN }}
      PACKAGES_TOKEN: ${{ secrets.PACKAGES_TOKEN }}
    steps:
    - uses: actions/checkout@v2

    - name: Branch name
      id: branch_name
      run: |
        echo ::set-output name=SOURCE_NAME::${GITHUB_REF#refs/*/}
        echo ::set-output name=SOURCE_BRANCH::${GITHUB_REF#refs/heads/}
        echo ::set-output name=SOURCE_TAG::${GITHUB_REF#refs/tags/}

    - name: Set name, branch and tag to environment
      env:
        SOURCE_NAME: ${{ steps.branch_name.outputs.SOURCE_NAME }}
        SOURCE_BRANCH: ${{ steps.branch_name.outputs.SOURCE_BRANCH }}
        SOURCE_TAG: ${{ steps.branch_name.outputs.SOURCE_TAG }}
      run: |
        echo $SOURCE_NAME
        echo $SOURCE_BRANCH
        echo $SOURCE_TAG

    - name: Build the Docker image
      env:
          VERSION: ${{ steps.branch_name.outputs.SOURCE_TAG }}
      run: docker build --build-arg github_user="$USER" --build-arg github_personal_token="$PERSONAL_TOKEN" --build-arg version="$VERSION"  -t $NAME -f ./.github/Dockerfile .

    - name: Publish Docker image to Github Packages
      env:
        VERSION: ${{ steps.branch_name.outputs.SOURCE_TAG }}
      run: |
          docker login ghcr.io -u $USER -p $PACKAGES_TOKEN
          echo ""
          docker tag $NAME ghcr.io/$ORG/$NAME:${VERSION:1}
          docker push ghcr.io/$ORG/$NAME:${VERSION:1}
          echo ""
          docker tag $NAME ghcr.io/$ORG/$NAME:latest
          docker push ghcr.io/$ORG/$NAME:latest