brownfield-navigation

name	brownfield-navigation
description	Route React Native calls to existing native screens through a generated Brownfield navigation contract.
license	MIT
metadata	{"author":"Callstack","tags":"react-native, expo, brownfield, navigation"}

Overview

Brownfield navigation has three steps:

1. Define brownfield.navigation.ts
2. Run npx brownfield navigation:codegen
3. Wire native delegates before JS calls

Read only the smallest reference that matches the question.

Routing (concern -> file)

Concern	Read
Contract file location, supported signatures, codegen command, generated artifacts	references/setup-codegen.md
Calling methods from React Native, undefined is not a function, API drift after contract edits	references/javascript-usage.md
iOS-only delegate implementation and startup registration	references/native-ios-integration.md
Android-only delegate implementation and startup registration	references/native-android-integration.md

Minimal command reference

npx brownfield navigation:codegen
npx brownfield package:ios
npx brownfield package:android
npx brownfield publish:android