Guides

Core Concepts

• How Dagger works
• Dagger Actions
• A Dagger Plan orchestrates the Actions
• Interacting with the client
• How to use secrets
• What is CUE?
• Dagger filesystems: #FS

Writing Actions

• Handling action outputs
• How to always execute an action?
• Default values and optional fields
• Making reusable packages
• When to use core.#Source?
• Understanding field shadowing and how to avoid it

Logging/Debugging

• How can I have better logs?

Projects/Packaging

• Building container images
• Pushing your plan's dependencies
• How can I chain actions together?
• Project file organization
• The docker package
• Testing and building a Go project
• Packages with customizable images

Docker Engine

• Loading an image into a docker engine
• Running commands with the docker binary (CLI)

System

• Understanding CLI telemetry

Guidelines

• Contributing to Dagger
• Package Coding Style