Phase 5 · Trip 61 / 135

Write a Dockerfile

Curriculum entry · Walkthrough planned

Problem

Need to build a container image

Learning goal

Write a Dockerfile

Hands-on Trip forthcoming

This page defines the goal, sequence, and dependencies. The walkthrough with copyable commands, explanations, verification, troubleshooting, and cleanup where needed is still to be written.

Before this Trip

Trip 60 — Use execNot yet practiced
Trip 9 — Use >, >>, and 2>Not yet practiced
Trip 27 — Use export, env, and printenvNot yet practiced
Trip 57 — Start a container with Docker or PodmanNot yet practiced

Planned execution context

Container CLI on the host; commands inside a container will be explicitly labeled.

Local environment and shared example application →

Your practice status

If you have already practiced this skill yourself, mark it here in your personal progress record.

Not yet practiced