feat(app-expo): env variants, local iOS prebuild, and About diagnostics

Align staging/production builds with APP_VARIANT bundle IDs, allow staging HTTP on iOS, add ios-prebuild scripts for TestFlight, and show connected API URL on About for non-production builds.

Co-authored-by: Cursor <cursoragent@cursor.com>

app-expo/app.config.ts

@@ -29,7 +29,28 @@ const LOCALES: Record<string, LocaleMessages> = {
 const SUPPORTED_LOCALES = ['zh', 'en'] as const;
 const PRIMARY_LOCALE = process.env.EXPO_PUBLIC_PRIMARY_LOCALE ?? 'zh';
 const API_BASE_URL = process.env.EXPO_PUBLIC_API_URL ?? '';
-const ALLOW_ANDROID_CLEARTEXT_TRAFFIC = API_BASE_URL.startsWith('http://');
+const ALLOW_INSECURE_HTTP = API_BASE_URL.startsWith('http://');
+
+const APP_VARIANT =
+  process.env.APP_VARIANT ??
+  process.env.EXPO_PUBLIC_APP_VARIANT ??
+  'development';
+const IS_STAGING = APP_VARIANT === 'staging';
+const IS_PRODUCTION = APP_VARIANT === 'production';
+
+const IOS_BUNDLE_IDENTIFIER = IS_STAGING
+  ? 'org.brighteng.lifecho.staging'
+  : IS_PRODUCTION
+    ? 'org.brighteng.lifecho'
+    : 'com.anonymous.app-expo';
+
+const ANDROID_PACKAGE = IS_STAGING
+  ? 'org.brighteng.lifecho.staging'
+  : IS_PRODUCTION
+    ? 'org.brighteng.lifecho'
+    : 'com.anonymous.appexpo';
+
+const APP_DISPLAY_NAME = IS_STAGING ? 'Life Echo (Staging)' : 'Life Echo';
 
 const PERMISSION_FALLBACKS: Record<PermissionKey, string> = {
   microphone: 'Allow $(PRODUCT_NAME) to access your microphone.',
@@ -106,7 +127,7 @@ export default ({ config }: ConfigContext): ExpoConfig => {
 
   return {
     ...config,
-    name: 'Life Echo',
+    name: APP_DISPLAY_NAME,
     slug: 'life-echo',
     version: '1.2.0',
     orientation: 'portrait',
@@ -116,7 +137,7 @@ export default ({ config }: ConfigContext): ExpoConfig => {
     ios: {
       ...config?.ios,
       icon: './assets/images/icon.png',
-      bundleIdentifier: 'com.anonymous.app-expo',
+      bundleIdentifier: IOS_BUNDLE_IDENTIFIER,
       config: {
         usesNonExemptEncryption: false,
       },
@@ -140,7 +161,7 @@ export default ({ config }: ConfigContext): ExpoConfig => {
        */
       softwareKeyboardLayoutMode: 'resize',
       // Reverse-DNS; no hyphens (Android package name rules). Matches iOS bundle id intent.
-      package: 'com.anonymous.appexpo',
+      package: ANDROID_PACKAGE,
       adaptiveIcon: {
         backgroundColor: '#E6F4FE',
         foregroundImage: './assets/images/android-icon-foreground.png',
@@ -153,8 +174,9 @@ export default ({ config }: ConfigContext): ExpoConfig => {
       './plugins/withAndroidReleaseSigning',
       [
         './plugins/withAndroidCleartextTraffic',
-        { enabled: ALLOW_ANDROID_CLEARTEXT_TRAFFIC },
+        { enabled: ALLOW_INSECURE_HTTP },
       ],
+      ['./plugins/withIosInsecureHttp', { enabled: ALLOW_INSECURE_HTTP }],
       'expo-router',
       [
         'expo-splash-screen',