Environment variables

Configuration is entirely environment-driven. Values are read from a local environment file first, then from the repository's shared version pins as a fallback, so a fresh checkout runs without any local file and your own file only needs to carry secrets and host-specific overrides.

Placeholder

This page is a skeleton.

Topics to cover: the full variable table with defaults and consumers; which file each kind of value belongs in; and the precedence rule — including that variables already exported in your shell win over both files, which is a common source of confusion (see environment shadowing).