build-if-tag.yml

name: build-if-tag

on:
  push:
    tags:
      - 'v[0-9]+.[0-9]+.[0-9]+'

env:
  APP: amneziawg-go

jobs:
  build:
    runs-on: ubuntu-latest
    name: build
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          ref: ${{ github.ref_name }}

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

      - name: Setup metadata
        uses: docker/metadata-action@v5
        id: metadata
        with:
          images: amneziavpn/${{ env.APP }}
          tags: type=semver,pattern={{version}}

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

      - name: Build
        uses: docker/build-push-action@v5
        with:
          push: true
          tags: ${{ steps.metadata.outputs.tags }}