build.yaml

name: Build and push to dockerhub

on:
  push:
    branches:
      - 'dev'
    tags:
      - 'v*'

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Git checkout
        uses: actions/checkout@v3

      - name: Login to dockerhub
        uses: docker/login-action@v2
        with:
          username: jobindex
          password: ${{ secrets.DOCKERHUB_PASSWORD }}

      - name: Tag image with version
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: jobindex/${{ github.event.repository.name }}
          tags: |
            # output dev
            type=ref,event=branch
            # output 0.1.2
            type=semver,pattern={{version}}
            # output 0.1
            type=semver,pattern={{major}}.{{minor}}
            # disabled if major zero
            type=semver,pattern={{major}},enable=${{ !startsWith(github.ref, 'refs/tags/v0.') }}

      - name: Build and push
        uses: docker/build-push-action@v3
        with:
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}