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Inside your app repo

What each file in your standalone app repo is for.

Your app repo is a standalone React Native project wired to the Appbrew platform. Knowing what each piece does, and what is safe to change, keeps upgrades and releases painless.

The layout

App.tsx
register-blocks.ts
.npmrc
.env
mise.toml
package.json
pnpm-workspace.yaml

Yours to change

  • src/app/ — your code: App.tsx composition, register-blocks.ts, and your custom blocks (Custom blocks).
  • packages/ — local packages you build, consumed as workspace:*.
  • .env — which store/app config the dev build points at (Run your app).

Platform-managed files

  • package.json dependency pins — every @gauntlet/* entry is pinned to one exact platform version. Bump them only as a full set (Upgrading).
  • .npmrc — the registry wiring and the committed read token (Registry access), plus node-linker=hoisted.

Do not change node-linker

React Native's native build steps expect a hoisted node_modules layout. Removing node-linker=hoisted (or installing with a different package manager) produces Android builds that fail at runtime with missing native libraries — an error that looks nothing like its cause.

  • patches/ — dependency patches applied on install. Removing one breaks the build in non-obvious ways.
  • ios/ and android/ — the native projects. You'll rarely edit these; integrations that need native changes usually arrive through a platform upgrade or an Appbrew-run change.
  • mise.toml — pinned toolchain versions; edit only when Appbrew tells you the platform moved.
  • Bundler config (metro.config.js / rspack.config.mjs) and tsconfig — preconfigured so @gauntlet source packages compile; treat as platform files.

One version at a time

The repo always represents one consistent platform version: pinned @gauntlet set, matching toolchain, matching native projects. The release pipeline builds exactly what your default branch describes, which only works if the repo stays internally consistent.

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