Local modules setup

apps/sandbox/.gitignore

@@ -1,3 +1,8 @@
 # ignore everything and force add a few important files
 *
-!.env
+!.env
+# @generated expo-cli sync-2b81b286409207a5da26e14c78851eb30d8ccbdb
+# The following patterns were generated by expo-cli
+
+expo-env.d.ts
+# @end expo-cli

apps/sandbox/app.json

@@ -12,13 +12,17 @@
       "resizeMode": "contain",
       "backgroundColor": "#ffffff"
     },
+    "experiments": {
+      "typedRoutes": true
+    },
     "updates": {
       "fallbackToCacheTimeout": 0
     },
     "assetBundlePatterns": ["**/*"],
     "userInterfaceStyle": "automatic",
     "ios": {
-      "supportsTablet": true
+      "supportsTablet": true,
+      "bundleIdentifier": "com.anonymous.sandbox"
     },
     "plugins": [
       [
@@ -41,6 +45,9 @@
     "web": {
       "bundler": "metro",
       "output": "server"
+    },
+    "android": {
+      "package": "com.anonymous.sandbox"
     }
   }
 }

apps/sandbox/metro.config.js

@@ -1,28 +1,33 @@
-/* eslint-env node */
-// Learn more https://docs.expo.dev/guides/customizing-metro/
+// Learn more https://docs.expo.io/guides/customizing-metro
 const { getDefaultConfig } = require('expo/metro-config');
-const path = require('node:path');
 
 /** @type {import('expo/metro-config').MetroConfig} */
-const config = getDefaultConfig(__dirname, { isCSSEnabled: true });
-const monorepoRoot = path.join(__dirname, '../..');
+const config = getDefaultConfig(__dirname);
 
-// Minimize the "watched" folders that Metro crawls through to speed up Metro in big monorepos.
-// Note, omitting folders disables Metro from resolving files within these folders
-// This also happens when symlinks falls within these folders, but the real location doesn't.
-config.watchFolders = [
-  __dirname, // Allow Metro to resolve all files within this project
-  path.join(monorepoRoot, 'packages'), // Allow Metro to resolve all workspace files of the monorepo
-  path.join(monorepoRoot, 'node_modules'), // Allow Metro to resolve "shared" `node_modules` of the monorepo
-];
+const path = require('path');
+const localModulesPath = path.resolve(__dirname, './.expo/localModules');
 
-// Disable Babel's RC lookup, reducing the config loading in Babel - resulting in faster bootup for transformations
-config.transformer.enableBabelRCLookup = false;
+config.resolver.resolveRequest = (context, moduleName, platform) => {
+  if (moduleName.endsWith('.nativeModule')) {
+    const relativePathToOriginModule = path.relative(
+      __dirname,
+      path.dirname(context.originModulePath)
+    );
 
-config.resolver.blockList = [
-  /\/expo-router\/node_modules\/@react-navigation/,
-  /node_modules\/@react-navigation\/native-stack\/node_modules\/@react-navigation\//,
-  /node_modules\/pretty-format\/node_modules\/react-is/,
-];
+    const modulePath = path.resolve(
+      localModulesPath,
+      relativePathToOriginModule,
+      moduleName.substring(0, moduleName.lastIndexOf('.nativeModule')) + '.js'
+    );
+
+    return {
+      filePath: modulePath,
+      type: 'sourceFile',
+    };
+  }
+
+  const resolution = context.resolveRequest(context, moduleName, platform);
+  return resolution;
+};
 
 module.exports = config;

apps/sandbox/package.json

@@ -4,20 +4,23 @@
   "main": "expo-router/entry",
   "scripts": {
     "start": "expo start",
-    "android": "expo start --android",
-    "ios": "expo start --ios"
+    "android": "expo run:android",
+    "ios": "expo run:ios"
   },
   "dependencies": {
     "@react-navigation/bottom-tabs": "^7.3.10",
     "@react-navigation/native": "^7.1.6",
     "expo": "~53.0.9",
+    "expo-blob": "0.1.0",
+    "expo-constants": "~17.1.6",
     "expo-linking": "~7.1.5",
-    "expo-router": "^5.0.7",
+    "expo-router": "~5.0.7",
     "expo-splash-screen": "~0.30.8",
+    "expo-status-bar": "~2.2.3",
     "react": "19.1.0",
     "react-native": "0.80.1",
     "react-native-safe-area-context": "5.4.0",
-    "react-native-screens": "4.11.1-nightly-20250611-8b82e081e"
+    "react-native-screens": "~4.11.1"
   },
   "devDependencies": {
     "babel-preset-expo": "~13.1.11"

packages/@expo/cli/bin/cli.ts

@@ -4,6 +4,7 @@ import chalk from 'chalk';
 import Debug from 'debug';
 import { boolish } from 'getenv';
 
+
 // Setup before requiring `debug`.
 if (boolish('EXPO_DEBUG', false)) {
   Debug.enable('expo:*');

packages/@expo/cli/src/run/startBundler.ts

@@ -32,7 +32,6 @@ export async function startBundlerAsync(
   };
 
   const devServerManager = await DevServerManager.startMetroAsync(projectRoot, options);
-
   // Present the Terminal UI.
   if (!headless && isInteractive()) {
     // Only read the config if we are going to use the results.