# Externalized Config

> The requirement that configuration live outside the container image so one image runs in any environment.

Record: `lexicon:externalized-config`
Kind: constraint
Layer: [Resource Core](https://banes-lab.com/records/layer/resource-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-externalized-config

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Snowflake Environments](https://banes-lab.com/records/lexicon/snowflake-environments.md) and before [Host-Coupled Deployment](https://banes-lab.com/records/lexicon/host-coupled-deployment.md).

## Category

- [Portability / Infrastructure / Deployment](https://banes-lab.com/records/lexicon-category/portability-infrastructure-deployment.md)

## Required by

- [Containerization](https://banes-lab.com/records/architecture/containerization.md)

## Linked from

- [Portability / Infrastructure / Deployment](https://banes-lab.com/ontology/principles/architecture-category-portability-infrastructure-deployment.md)