build-docker.yml

# Action checks that the docker image can be built
# It doesn't push the image to the registry
name: Build Docker image

on:
  push:
    branches:
      - release-**
  pull_request:
    types: [opened, synchronize, reopened, ready_for_review]

# Disable previous runs
concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

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

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@96383f45573cb7f253c731d3b3ab81c87ef81934 # v5.0.0
        with:
          images: "paritypr/project-mythical"

      - name: Build docker image
        uses: docker/build-push-action@0565240e2d4ab88bba5387d719585280857ece09 #v5.0.0
        with:
          file: docker/Dockerfile
          build-args: environment="testnet"
          push: false
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}