Mark Phelps

Writing

2026

When AI writes all the code

I delegate implementation to agents while staying involved in design, evaluating larger features, and checking that the whole application works as I expect.

Building · 6 min

Running AI agents in devcontainers

How to use devcontainers to run AI agents like Claude Code and Codex in isolated environments you control, so you can skip the permission prompts.

Learning · 5 min

The letter

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