chore(example): derive OS API Key from .env

Author: sherwinski

examples/RNOneSignalTS/.env.example

@@ -0,0 +1,2 @@
+# OneSignal REST API Key (get from OneSignal dashboard)
+REST_API_KEY=your_rest_api_key_here

examples/RNOneSignalTS/.gitignore

@@ -41,6 +41,11 @@ node_modules/
 npm-debug.log
 yarn-error.log
 
+# Environment variables
+.env
+.env.local
+.env.*.local
+
 # fastlane
 #
 # It is recommended to not store the screenshots in the git repo. Instead, use fastlane to re-generate the

examples/RNOneSignalTS/babel.config.js

@@ -1,3 +1,14 @@
 module.exports = {
   presets: ['module:@react-native/babel-preset'],
+  plugins: [
+    [
+      'module:react-native-dotenv',
+      {
+        moduleName: '@env',
+        path: '.env',
+        safe: false,
+        allowUndefined: true,
+      },
+    ],
+  ],
 };

examples/RNOneSignalTS/bun.lockb

@@ -1,7 +1,9 @@
+import { REST_API_KEY as ENV_REST_API_KEY } from '@env';
+
 export const APP_ID = '77e32082-ea27-42e3-a898-c72e141824ef';
 
 // WARNING: Storing API keys in client code is NOT SAFE for production.
 // In production apps, make API calls from your backend server.
 // This is for demo purposes only.
-export const REST_API_KEY = ''; // Replace with your OneSignal REST API Key
+export const REST_API_KEY = ENV_REST_API_KEY || '';
 export const ONESIGNAL_API_URL = 'https://onesignal.com/api/v1/notifications';

examples/RNOneSignalTS/constants/Config.ts

@@ -9,7 +9,8 @@
     "preios": "bun run setup && bun run update:pod",
     "android": "react-native run-android",
     "ios": "react-native run-ios",
-    "start": "react-native start"
+    "start": "react-native start",
+    "start:fresh": "react-native start --reset-cache"
   },
   "dependencies": {
     "@react-native/new-app-screen": "0.82.1",
@@ -34,6 +35,7 @@
     "@types/react": "^19.2.7",
     "@types/react-test-renderer": "^19.1.0",
     "prettier": "3.7.4",
+    "react-native-dotenv": "^3.4.11",
     "react-test-renderer": "19.2.1",
     "typescript": "^5.9.3"
   }

examples/RNOneSignalTS/package.json

@@ -0,0 +1,3 @@
+declare module '@env' {
+  export const REST_API_KEY: string;
+}