---
kind: pipeline
type: docker
name: docker-with-buildx

steps:
  
  - name: docker build an publish
    image: upagge/docker-buildx:latest
    environment:
      DOCKER_REGISTRY_TOKEN:
        from_secret: DOCKER_REGISTRY_TOKEN
      DOCKER_IMAGE_NAME:
        from_secret: DOCKER_IMAGE_NAME
      DOCKER_REGISTRY_USER:
        from_secret: DOCKER_REGISTRY_USER
    volumes:
      - name: dockersock
        path: /var/run
    commands:
      - sleep 15
      - echo "$DOCKER_REGISTRY_TOKEN" | docker login docker.io --username $DOCKER_REGISTRY_USER --password-stdin
      - docker buildx create --use
      - docker buildx build --push --platform linux/amd64,linux/arm64/v8 -t "$DOCKER_IMAGE_NAME:latest" .

trigger:
  branch:
    - master

services:
  - name: docker
    image: docker:20.10.22-dind-alpine3.17
    privileged: true
    volumes:
      - name: dockersock
        path: /var/run
      
volumes:
  - name: dockersock
    temp: {}
---
kind: signature
hmac: d1899d8ce1c60e9fb7f3e42912533ac25ee9b5c7eed62e0cb4b002f8c9b7e4ab

...