Claude Skill

Assemble minimal OCI images from declarative package configs with apko

Use apko to build small OCI images from declarative package manifests when supply-chain clarity and minimal contents matter more than a conventional Dockerfile flow.

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agentskillexchange/skills 45 57 forks MIT Updated 1d ago

Part of agentskillexchange/skills — 249 skills

Install

skills CLI

npx skills add https://github.com/agentskillexchange/skills/tree/main/skills/assemble-minimal-oci-images-from-declarative-package-configs-with-apko

Claude Code

claude plugin marketplace add https://llmmart.ai/marketplace.json && claude plugin install agentskillexchange-skills@llmmart

Git git clone https://github.com/agentskillexchange/skills.git

The skills CLI installs just this skill, for any of its supported agents. Claude Code installs the whole agentskillexchange/skills collection as a plugin from our marketplace. Git is the plain clone.

Skill manifest

Assemble minimal OCI images from declarative package configs with apko

Use apko to build small OCI images from declarative package manifests when supply-chain clarity and minimal contents matter more than a conventional Dockerfile flow.

Prerequisites

apko and access to the package sources and OCI output destination you intend to use

Installation

Use the upstream install or setup path that matches your environment:

brew install apko
go install chainguard.dev/apko@latest
docker run cgr.dev/chainguard/apko version
docker run -v "$PWD":/work cgr.dev/chainguard/apko build examples/alpine-base.yaml apko-alpine:edge apko-alpine.tar

Requirements and caveats from upstream:

or, with Docker:
You can then load the generated tar image into a Docker environment:

Basic usage or getting-started notes:

Fully reproducible by default. Run apko twice and you will get exactly the same binary.
Services. apko supports using the s6 supervision suite to run multiple processes
You can install apko from Homebrew:
Source: https://github.com/chainguard-dev/apko
Extracted from upstream docs: https://raw.githubusercontent.com/chainguard-dev/apko/HEAD/README.md

Documentation

https://edu.chainguard.dev/open-source/build-tools/apko/

Source

Agent Skill Exchange

Files (skills)

SKILL.md 2.1 KB

---
name: "Assemble minimal OCI images from declarative package configs with apko"
slug: "assemble-minimal-oci-images-from-declarative-package-configs-with-apko"
description: "Use apko to build small OCI images from declarative package manifests when supply-chain clarity and minimal contents matter more than a conventional Dockerfile flow."
github_stars: 1590
verification: "security_reviewed"
source: "https://github.com/chainguard-dev/apko"
author: "Chainguard"
publisher_type: "open_source_project"
category: "Security & Verification"
framework: "Multi-Framework"
tool_ecosystem:
  github_repo: "chainguard-dev/apko"
  github_stars: 1590
---

# Assemble minimal OCI images from declarative package configs with apko

Use apko to build small OCI images from declarative package manifests when supply-chain clarity and minimal contents matter more than a conventional Dockerfile flow.

## Prerequisites

apko and access to the package sources and OCI output destination you intend to use

## Installation

Use the upstream install or setup path that matches your environment:
- brew install apko
- go install chainguard.dev/apko@latest
- docker run cgr.dev/chainguard/apko version
- docker run -v "$PWD":/work cgr.dev/chainguard/apko build examples/alpine-base.yaml apko-alpine:edge apko-alpine.tar

Requirements and caveats from upstream:
- or, with Docker:
- You can then load the generated tar image into a Docker environment:

Basic usage or getting-started notes:
- **Fully reproducible by default.** Run apko twice and you will get exactly the same binary.
- **Services.** apko supports using the [s6 supervision suite](https://skarnet.org/software/s6) to run multiple processes
- You can install apko from Homebrew:

- Source: https://github.com/chainguard-dev/apko
- Extracted from upstream docs: https://raw.githubusercontent.com/chainguard-dev/apko/HEAD/README.md

## Documentation

- https://edu.chainguard.dev/open-source/build-tools/apko/

## Source

- [Agent Skill Exchange](https://agentskillexchange.com/skills/assemble-minimal-oci-images-from-declarative-package-configs-with-apko/)