docker-push.yml

name: Push Multi-Arch Docker Image to Docker Hub

on:
  push:
    branches: [ "main" ] #, "dev" ]
    paths:
      # - ".github/workflows/docker-push.yml"
      - "Dockerfile"
      - "docker-compose.yml"
      - "go.mod"
      - "go.sum"
      - "probe.js"
      - "src/*"
      - "*.go"

env:
  REGISTRY: docker.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  push_to_registry:
    name: Push Docker image to Docker Hub
    runs-on: ubuntu-latest
    steps:
      - name: Check out the repo
        uses: actions/checkout@v4

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Log in to Docker Hub
        uses: docker/login-action@7ca345011ac4304463197fac0e56eab1bc7e6af0
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@b53be03109c4ef6f6cc7aa545b84b17a7fe51c1e
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }} # Remove raw dev tag to add the dev branch back to being seperate
          tags: |
            type=semver,pattern={{version}}
            type=ref,event=branch
            type=ref,event=tag
            type=raw,value=latest,enable=${{ github.ref == 'refs/heads/main' }}
            type=raw,value=dev,enable=${{ github.ref == 'refs/heads/main' }} 

      - name: Create .env file
        run: touch .env

      - name: Build and push Docker image
        uses: docker/build-push-action@v6
        with:
          context: "{{defaultContext}}"
          platforms: linux/amd64,linux/arm64
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          file: ./Dockerfile
          target: prod
          build-args: |
            GIT_TAG=${{ github.ref_name }}
            GIT_COMMIT=${{ github.sha }}
            GIT_BRANCH=${{ github.ref_name }}

      # - name: Create and push manifest
      #   run: |
      #     docker manifest create ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest \
      #       --amend ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest-amd64 \
      #       --amend ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest-arm64
      #     docker manifest push ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest