docker-publish.yml

name: GitHub Registry Image Push
on:
  push:
    branches:
      - main
      
jobs:
  build:
    runs-on:
      - ubuntu-latest
    env:
      SERVICE_NAME: ghcr.io/codekittyshow/code-kitty-api
      CONTAINER_REGISTRY: ghcr.io
    steps:
      - uses: actions/checkout@v2
      - name: Set Version
        id: event-version
        run: echo ::set-output name=SOURCE_TAG::${GITHUB_REF#refs/tags/}
      - name: Cache Docker layers
        uses: actions/cache@v2
        with:
            path: /tmp/.buildx-cache
            key: ${{ runner.os }}-buildx-${{ github.sha }}
            restore-keys: |
              ${{ runner.os }}-buildx-
      - name: Login to GitHub Container Registry
        uses: docker/login-action@v1
        with:
          registry: ${{ env.CONTAINER_REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GH_TOKEN }}
      - name: Build the Docker image
        run: docker build --tag ${SERVICE_NAME}:latest --file Dockerfile .
      - name: GitHub Image Push
        run: docker push $SERVICE_NAME:latest