release.yaml

name: Push to Registry

on:
  push:
    branches:
      - 'main'
    tags:
      - '*'

jobs:
  docker:
    if: github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/')
    name: Push Docker Image
    runs-on: ubuntu-20.04
    steps:
      - name: Check out source code
        uses: actions/checkout@v4

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

      - name: Login to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Docker metadata action
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: |
            jwkohnen/conntrack-stats-exporter
          tags: |
            type=raw,value=latest,enable=${{ github.ref == format('refs/heads/{0}', 'main') }}
            type=ref,event=tag
            type=semver,pattern=v{{version}}
            type=semver,pattern=v{{major}}.{{minor}}
            type=semver,pattern=v{{major}}
            type=sha

      - name: Build & Push
        id: docker_build
        uses: docker/build-push-action@v6
        with:
          platforms: linux/amd64,linux/arm64
          push: true
          tags: ${{ steps.meta.outputs.tags }}

      - name: Image digest
        run: echo ${{ steps.docker_build.outputs.digest }}