publish-webhook.yaml

name: Publish Docker image

on:
  push:
    tags:
      - "[0-9]+.[0-9]+.[0-9]+"

jobs:
  push_to_registries:
    name: Push Docker image to multiple registries
    runs-on: ubuntu-latest
    permissions:
      contents: read
    steps:
      - name: Check out the repo
        uses: actions/checkout@v3

      - name: Log in to Docker Hub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: |
            aatarasoff/linkerd-easyauth-webhook

      - name: Set up docker buildx
        uses: docker/setup-buildx-action@v3
        with:
          version: latest

      - name: Build docker image
        uses: docker/build-push-action@v5
        with:
          file: injector/Dockerfile
          context: injector
          platforms: linux/amd64, linux/arm64
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max