docker.yml

name: Docker

on:
  push:
    tags: ["v*"]

jobs:
  build:
    runs-on: ubuntu-latest
    
    steps:
    - uses: actions/checkout@v3
    - name: Get version for tag
      run: |
        VERSION=${GITHUB_REF_NAME#v}
        echo Version: $VERSION
        echo "VERSION=$VERSION" >> $GITHUB_ENV
    - 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: ${{ secrets.DOCKERHUB_TOKEN }}
    - name: Build and push
      uses: docker/build-push-action@v5
      with:
        push: true
        tags: user/app:${{ env.VERSION }}