refactor(frontend): replace all '榴莲' references with '股行'

- Update app name and branding across all pages
- Remove references to '榴莲树' in contribution and adoption contexts
- Update user-facing text in login, register, splash pages
- Update FAQ content in help center and about pages

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

frontend/mining-app/lib/core/constants/app_constants.dart

@@ -1,7 +1,7 @@
 import '../config/environment.dart';
 
 class AppConstants {
-  static const String appName = '榴莲挖矿';
+  static const String appName = '股行';
 
   // API - 根据环境自动选择
   static String get baseUrl => EnvironmentConfig.baseUrl;

frontend/mining-app/lib/domain/entities/contribution_record.dart

@@ -2,7 +2,7 @@ import 'package:equatable/equatable.dart';
 
 /// 贡献值来源类型
 enum ContributionSourceType {
-  personal,   // 个人 - 认种榴莲树
+  personal,   // 个人 - 认种
   teamLevel,  // 团队层级 - 直推/间推奖励
   teamBonus,  // 团队奖励 - 额外奖励
 }
@@ -45,7 +45,7 @@ class ContributionRecord extends Equatable {
   String get displayTitle {
     switch (sourceType) {
       case ContributionSourceType.personal:
-        return '认种榴莲树';
+        return '认种';
       case ContributionSourceType.teamLevel:
         if (levelDepth == 1) {
           return '直推奖励';

frontend/mining-app/lib/main.dart

@@ -48,7 +48,7 @@ class _MiningAppState extends ConsumerState<MiningApp> {
     final router = ref.watch(appRouterProvider);
 
     return MaterialApp.router(
-      title: '榴莲挖矿',
+      title: '股行',
       debugShowCheckedModeBanner: false,
       theme: ThemeData(
         colorScheme: ColorScheme.fromSeed(

frontend/mining-app/lib/presentation/pages/asset/receive_shares_page.dart

@@ -18,7 +18,7 @@ class ReceiveSharesPage extends ConsumerWidget {
   Widget build(BuildContext context, WidgetRef ref) {
     final user = ref.watch(userNotifierProvider);
     final phone = user.phone ?? '';
-    final nickname = user.nickname ?? user.realName ?? '榴莲用户';
+    final nickname = user.nickname ?? user.realName ?? '股行用户';
 
     return Scaffold(
       backgroundColor: _bgGray,
@@ -277,7 +277,7 @@ class ReceiveSharesPage extends ConsumerWidget {
           ),
           SizedBox(height: 8),
           Text(
-            '1. 让对方使用榴莲APP扫描二维码\n2. 或者将您的手机号告诉对方\n3. 对方可以通过手机号向您转账',
+            '1. 让对方使用股行APP扫描二维码\n2. 或者将您的手机号告诉对方\n3. 对方可以通过手机号向您转账',
             style: TextStyle(
               fontSize: 12,
               color: _grayText,

frontend/mining-app/lib/presentation/pages/auth/login_page.dart

@@ -151,7 +151,7 @@ class _LoginPageState extends ConsumerState<LoginPage> {
                 const SizedBox(height: 8),
 
                 const Text(
-                  '登录您的榴莲生态账户',
+                  '登录您的股行账户',
                   style: TextStyle(
                     fontSize: 16,
                     color: _grayText,

frontend/mining-app/lib/presentation/pages/auth/register_page.dart

@@ -131,7 +131,7 @@ class _RegisterPageState extends ConsumerState<RegisterPage> {
                 const SizedBox(height: 8),
 
                 const Text(
-                  '加入榴莲生态，开启绿色财富之旅',
+                  '加入股行，开启绿色财富之旅',
                   style: TextStyle(
                     fontSize: 16,
                     color: _grayText,

frontend/mining-app/lib/presentation/pages/contribution/contribution_page.dart

@@ -121,7 +121,7 @@ class ContributionPage extends ConsumerWidget {
           ),
           const SizedBox(width: 8),
           const Text(
-            '榴莲生态',
+            '股行',
             style: TextStyle(
               fontSize: 18,
               fontWeight: FontWeight.bold,
@@ -416,7 +416,7 @@ class ContributionPage extends ConsumerWidget {
                   icon: Icons.eco_outlined,
                   iconColor: _orange,
                   title: '本人种植',
-                  subtitle: '个人认种榴莲树产生的贡献值',
+                  subtitle: '个人认种产生的贡献值',
                   amount: contribution?.personalContribution ?? '0',
                   hideAmounts: hideAmounts,
                 ),

frontend/mining-app/lib/presentation/pages/contribution/contribution_records_page.dart

@@ -221,7 +221,7 @@ class _ContributionRecordsListPageState extends ConsumerState<ContributionRecord
           ),
           const SizedBox(height: 8),
           Text(
-            '认种榴莲树后将产生贡献值',
+            '认种后将产生贡献值',
             style: TextStyle(fontSize: 14, color: _grayText.withOpacity(0.7)),
           ),
         ],

frontend/mining-app/lib/presentation/pages/profile/about_page.dart

@@ -151,8 +151,8 @@ class _AboutPageState extends State<AboutPage> {
           _buildSectionTitle('应用简介'),
           const SizedBox(height: 12),
           Text(
-            '股行是一款创新的数字资产管理平台，致力于为用户提供便捷、安全的榴莲树认种和积分管理服务。'
-            '通过认种榴莲树，用户可以获得贡献值，并根据贡献值占比获得每日积分股分配。',
+            '股行是一款创新的数字资产管理平台，致力于为用户提供便捷、安全的认种和积分管理服务。'
+            '通过认种，用户可以获得贡献值，并根据贡献值占比获得每日积分股分配。',
             style: TextStyle(
               fontSize: 14,
               color: _grayText.withOpacity(0.9),
@@ -179,8 +179,8 @@ class _AboutPageState extends State<AboutPage> {
           const SizedBox(height: 16),
           _buildFeatureItem(
             icon: Icons.eco,
-            title: '榴莲认种',
-            description: '认种真实榴莲树，获得贡献值奖励',
+            title: '认种',
+            description: '参与认种，获得贡献值奖励',
           ),
           const SizedBox(height: 12),
           _buildFeatureItem(

frontend/mining-app/lib/presentation/pages/profile/help_center_page.dart

@@ -39,12 +39,12 @@ class HelpCenterPage extends StatelessWidget {
             // 常见问题分类
             _buildSection('常见问题', [
               _FAQItem(
-                question: '如何认种榴莲树？',
+                question: '如何认种？',
                 answer: '在首页点击"去认种"按钮，选择认种数量和支付方式，完成支付后即可认种成功。认种成功后，您将获得对应的贡献值。',
               ),
               _FAQItem(
                 question: '贡献值是什么？',
-                answer: '贡献值是您在平台认种榴莲树后获得的一种权益凭证。贡献值越高，您每日可获得的积分股分配越多。贡献值有效期为730天。',
+                answer: '贡献值是您在平台认种后获得的一种权益凭证。贡献值越高，您每日可获得的积分股分配越多。贡献值有效期为730天。',
               ),
               _FAQItem(
                 question: '如何获得积分股？',
@@ -89,7 +89,7 @@ class HelpCenterPage extends StatelessWidget {
               ),
               _FAQItem(
                 question: '团队收益如何计算？',
-                answer: '当您引荐的好友认种榴莲树后，您将获得团队下级贡献值奖励。引荐的用户越多、认种数量越多，您的团队收益越高。',
+                answer: '当您引荐的好友认种后，您将获得团队下级贡献值奖励。引荐的用户越多、认种数量越多，您的团队收益越高。',
               ),
             ]),
             const SizedBox(height: 16),

frontend/mining-app/lib/presentation/pages/profile/mining_records_page.dart

@@ -179,7 +179,7 @@ class _MiningRecordsListPageState extends ConsumerState<MiningRecordsListPage> {
           ),
           const SizedBox(height: 8),
           Text(
-            '认种榴莲树后将开始产生收益',
+            '认种后将开始产生收益',
             style: TextStyle(fontSize: 14, color: _grayText.withOpacity(0.7)),
           ),
         ],

frontend/mining-app/lib/presentation/pages/profile/planting_records_page.dart

@@ -201,7 +201,7 @@ class _PlantingRecordsPageState extends ConsumerState<PlantingRecordsPage> {
           ),
           const SizedBox(height: 8),
           Text(
-            '认种榴莲树后将显示记录',
+            '认种后将显示记录',
             style: TextStyle(fontSize: 14, color: _grayText.withOpacity(0.7)),
           ),
         ],

frontend/mining-app/lib/presentation/pages/profile/profile_page.dart

@@ -156,7 +156,7 @@ class ProfilePage extends ConsumerWidget {
                     Text(
                       user.nickname?.isNotEmpty == true
                           ? user.nickname!
-                          : (user.realName ?? '榴莲用户'),
+                          : (user.realName ?? '股行用户'),
                       style: const TextStyle(
                         fontSize: 20,
                         fontWeight: FontWeight.bold,

frontend/mining-app/lib/presentation/pages/splash/splash_page.dart

@@ -66,7 +66,7 @@ class _SplashPageState extends ConsumerState<SplashPage> {
             ),
             const SizedBox(height: 24),
             const Text(
-              '榴莲生态',
+              '股行',
               style: TextStyle(
                 color: _darkText,
                 fontSize: 28,

frontend/mining-app/pubspec.yaml

@@ -1,5 +1,5 @@
 name: mining_app
-description: 榴莲生态挖矿用户端 App
+description: 股行用户端 App
 version: 1.0.0+1
 publish_to: none
 

frontend/mining-app/test/widget_test.dart

@@ -1,4 +1,4 @@
-// 榴莲挖矿 App 基础测试
+// 股行 App 基础测试
 import 'package:flutter_test/flutter_test.dart';
 
 void main() {