Docker

Build and push multi-arch Docker images

Anodizer builds Docker images via docker buildx, supporting multi-architecture builds with tag templates.

Minimal config

crates:
  - name: myapp
    docker:
      - image_templates:
          - "myorg/myapp:{{ Version }}"
          - "myorg/myapp:latest"
        dockerfile: Dockerfile

Docker config fields

Field	Type	Default	Description
`image_templates`	list	—	Docker image tags (templates supported)
`dockerfile`	string	`Dockerfile`	Path to Dockerfile
`platforms`	list	none	Target platforms (e.g., `linux/amd64`, `linux/arm64`)
`binaries`	list	all	Which binaries to copy into the build context
`build_flag_templates`	list	none	Additional `docker buildx build` flags
`skip_push`	bool	`false`	Build but don't push
`extra_files`	list	none	Extra files to copy into build context
`push_flags`	list	none	Additional push flags

Multi-arch builds

docker:
  - image_templates:
      - "myorg/myapp:{{ Version }}"
    dockerfile: Dockerfile
    platforms:
      - linux/amd64
      - linux/arm64

Build flags

Pass additional flags to docker buildx build:

docker:
  - image_templates:
      - "myorg/myapp:{{ Version }}"
    build_flag_templates:
      - "--build-arg=VERSION={{ Version }}"
      - "--label=org.opencontainers.image.version={{ Version }}"

Full example

crates:
  - name: myapp
    docker:
      - image_templates:
          - "ghcr.io/myorg/myapp:{{ Version }}"
          - "ghcr.io/myorg/myapp:latest"
        dockerfile: Dockerfile
        platforms:
          - linux/amd64
          - linux/arm64
        extra_files:
          - config.example.yaml
        build_flag_templates:
          - "--build-arg=VERSION={{ Version }}"