refactor(frontend): replace all '认种' with '参与'

- Update terminology across all pages and entities
- Change '认种' to '参与' in user-facing text
- Update comments and documentation

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

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

@@ -25,9 +25,9 @@ class Contribution extends Equatable {
   final String teamBonusContribution;
   /// 总算力
   final String totalContribution;
-  /// 是否已认种
+  /// 是否已参与
   final bool hasAdopted;
-  /// 直推认种用户数
+  /// 直推参与用户数
   final int directReferralAdoptedCount;
   /// 已解锁层级深度
   final int unlockedLevelDepth;

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
+  personal,   // 个人 - 参与
   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';
+        return '参与';
       case ContributionSourceType.teamLevel:
         if (levelDepth == 1) {
           return '直推奖励';

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

@@ -11,7 +11,7 @@ class ContributionStats extends Equatable {
   /// 有算力的账户数
   final int accountsWithContribution;
 
-  /// 总认种数
+  /// 总参与数
   final int totalAdoptions;
 
   /// 全网总算力

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

@@ -1,6 +1,6 @@
 import 'package:equatable/equatable.dart';
 
-/// 认种状态枚举
+/// 参与状态枚举
 enum PlantingStatus {
   created,
   paid,
@@ -10,25 +10,25 @@ enum PlantingStatus {
   expired,
 }
 
-/// 认种记录
+/// 参与记录
 class PlantingRecord extends Equatable {
   /// 订单ID
   final String orderId;
   /// 订单号
   final String orderNo;
-  /// 原始认种ID
+  /// 原始参与ID
   final String? originalAdoptionId;
-  /// 认种数量
+  /// 参与数量
   final int treeCount;
   /// 单棵算力
   final String contributionPerTree;
   /// 总算力
   final String totalContribution;
-  /// 认种金额
+  /// 参与金额
   final String totalAmount;
   /// 状态
   final PlantingStatus status;
-  /// 认种日期
+  /// 参与日期
   final DateTime? adoptionDate;
   /// 创建时间
   final DateTime createdAt;
@@ -74,21 +74,21 @@ class PlantingRecord extends Equatable {
   List<Object?> get props => [orderId, orderNo, treeCount, status];
 }
 
-/// 认种汇总
+/// 参与汇总
 class PlantingSummary extends Equatable {
   /// 总订单数
   final int totalOrders;
-  /// 总认种量
+  /// 总参与量
   final int totalTreeCount;
   /// 总金额（理论贡献值）
   final String totalAmount;
-  /// 有效认种量
+  /// 有效参与量
   final int effectiveTreeCount;
   /// 有效贡献值（实际个人算力）
   final String effectiveContribution;
-  /// 首次认种时间
+  /// 首次参与时间
   final DateTime? firstPlantingAt;
-  /// 最近认种时间
+  /// 最近参与时间
   final DateTime? lastPlantingAt;
 
   const PlantingSummary({
@@ -113,7 +113,7 @@ class PlantingSummary extends Equatable {
       ];
 }
 
-/// 认种分类账分页数据
+/// 参与分类账分页数据
 class PlantingLedgerPage extends Equatable {
   final PlantingSummary summary;
   final List<PlantingRecord> items;

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

@@ -416,7 +416,7 @@ class ContributionPage extends ConsumerWidget {
                   icon: Icons.eco_outlined,
                   iconColor: _orange,
                   title: '本人种植',
-                  subtitle: '个人认种产生的贡献值',
+                  subtitle: '个人参与产生的贡献值',
                   amount: contribution?.personalContribution ?? '0',
                   hideAmounts: hideAmounts,
                 ),
@@ -425,7 +425,7 @@ class ContributionPage extends ConsumerWidget {
                   icon: Icons.groups_outlined,
                   iconColor: Colors.blue,
                   title: '团队下级',
-                  subtitle: '引荐及间推用户认种产生的贡献值',
+                  subtitle: '引荐及间推用户参与产生的贡献值',
                   amount: contribution?.teamLevelContribution ?? '0',
                   hideAmounts: hideAmounts,
                 ),
@@ -472,7 +472,7 @@ class ContributionPage extends ConsumerWidget {
               ),
               SizedBox(height: 2),
               ShimmerText(
-                placeholder: '个人认种产生的贡献值',
+                placeholder: '个人参与产生的贡献值',
                 style: TextStyle(fontSize: 12, color: _grayText),
               ),
             ],
@@ -575,7 +575,7 @@ class ContributionPage extends ConsumerWidget {
               ),
               const SizedBox(width: 16),
               _buildTeamStatItem(
-                '是否认种',
+                '是否参与',
                 contribution != null ? (contribution.hasAdopted == true ? '是' : '否') : null,
                 '',
                 isLoading,

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(
-            '认种后将产生贡献值',
+            '参与后将产生贡献值',
             style: TextStyle(fontSize: 14, color: _grayText.withOpacity(0.7)),
           ),
         ],
@@ -300,7 +300,7 @@ class _ContributionRecordsListPageState extends ConsumerState<ContributionRecord
                 const SizedBox(width: 4),
                 Text(
                   record.sourceType == ContributionSourceType.personal
-                      ? '本人认种'
+                      ? '本人参与'
                       : record.sourceAccountSequence ?? '未知用户',
                   style: TextStyle(fontSize: 13, color: _grayText),
                 ),
@@ -383,7 +383,7 @@ class _ContributionRecordsListPageState extends ConsumerState<ContributionRecord
 
     switch (type) {
       case ContributionSourceType.personal:
-        label = '个人认种';
+        label = '个人参与';
         bgColor = _orange.withOpacity(0.1);
         textColor = _orange;
         break;

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、安全的认种和积分管理服务。'
+            '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、安全的参与和积分管理服务。'
-            '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。',
+            '通过参与，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: '认种',
+            title: '参与',
-            description: '参与认种，获得贡献值奖励',
+            description: '参与活动，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？',
+                question: '如何参与？',
-                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。',
+                answer: '在首页点击"去参与"按钮，选择参与数量和支付方式，完成支付后即可参与成功。参与成功后，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: '贡献值是您在平台参与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: '当您引荐的好友参与后，您将获得团队下级贡献值奖励。引荐的用户越多、参与数量越多，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(
-            '认种后将开始产生收益',
+            '参与后将开始产生收益',
             style: TextStyle(fontSize: 14, color: _grayText.withOpacity(0.7)),
           ),
         ],

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

@@ -7,7 +7,7 @@ import '../../../domain/entities/planting_record.dart';
 import '../../providers/user_providers.dart';
 import '../../providers/mining_providers.dart';
 
-/// 认种记录页面
+/// 参与记录页面
 class PlantingRecordsPage extends ConsumerStatefulWidget {
   const PlantingRecordsPage({super.key});
 
@@ -48,7 +48,7 @@ class _PlantingRecordsPageState extends ConsumerState<PlantingRecordsPage> {
           onPressed: () => Navigator.of(context).pop(),
         ),
         title: const Text(
-          '认种记录',
+          '参与记录',
           style: TextStyle(
             fontSize: 18,
             fontWeight: FontWeight.w600,
@@ -196,12 +196,12 @@ class _PlantingRecordsPageState extends ConsumerState<PlantingRecordsPage> {
           Icon(Icons.eco_outlined, size: 64, color: _grayText.withOpacity(0.5)),
           const SizedBox(height: 16),
           Text(
-            '暂无认种记录',
+            '暂无参与记录',
             style: TextStyle(fontSize: 16, color: _grayText),
           ),
           const SizedBox(height: 8),
           Text(
-            '认种后将显示记录',
+            '参与后将显示记录',
             style: TextStyle(fontSize: 14, color: _grayText.withOpacity(0.7)),
           ),
         ],
@@ -242,7 +242,7 @@ class _PlantingRecordsPageState extends ConsumerState<PlantingRecordsPage> {
               Icon(Icons.eco, size: 20, color: _green),
               const SizedBox(width: 8),
               const Text(
-                '认种汇总',
+                '参与汇总',
                 style: TextStyle(
                   fontSize: 16,
                   fontWeight: FontWeight.bold,
@@ -256,7 +256,7 @@ class _PlantingRecordsPageState extends ConsumerState<PlantingRecordsPage> {
             mainAxisAlignment: MainAxisAlignment.spaceAround,
             children: [
               _buildSummaryItem('总订单数', summary.totalOrders.toString()),
-              _buildSummaryItem('总认种量', summary.totalTreeCount.toString(), color: _green),
+              _buildSummaryItem('总参与量', summary.totalTreeCount.toString(), color: _green),
               _buildSummaryItem('总贡献值', formatAmount(summary.effectiveContribution), color: _orange),
             ],
           ),
@@ -264,15 +264,15 @@ class _PlantingRecordsPageState extends ConsumerState<PlantingRecordsPage> {
           Row(
             mainAxisAlignment: MainAxisAlignment.spaceAround,
             children: [
-              _buildSummaryItem('有效认种', summary.effectiveTreeCount.toString(), color: _blue),
+              _buildSummaryItem('有效参与', summary.effectiveTreeCount.toString(), color: _blue),
               _buildSummaryItem(
-                '首次认种',
+                '首次参与',
                 summary.firstPlantingAt != null
                     ? DateFormat('MM-dd').format(summary.firstPlantingAt!)
                     : '-',
               ),
               _buildSummaryItem(
-                '最近认种',
+                '最近参与',
                 summary.lastPlantingAt != null
                     ? DateFormat('MM-dd').format(summary.lastPlantingAt!)
                     : '-',
@@ -341,19 +341,19 @@ class _PlantingRecordsPageState extends ConsumerState<PlantingRecordsPage> {
             ),
             const SizedBox(height: 12),
 
-            // 第二行：认种数量 + 单棵算力 + 总算力
+            // 第二行：参与数量 + 单棵算力 + 总算力
             Wrap(
               spacing: 12,
               runSpacing: 8,
               children: [
-                _buildInfoItem('认种数量', '${record.treeCount}棵'),
+                _buildInfoItem('参与数量', '${record.treeCount}棵'),
                 _buildInfoItem('单棵算力', formatAmount(record.contributionPerTree)),
                 _buildInfoItem('总算力', formatAmount(record.totalContribution), isHighlight: true),
               ],
             ),
             const SizedBox(height: 8),
 
-            // 第三行：认种日期
+            // 第三行：参与日期
             Row(
               children: [
                 Icon(Icons.calendar_today_outlined, size: 12, color: _grayText.withOpacity(0.7)),

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

@@ -228,8 +228,8 @@ class ProfilePage extends ConsumerWidget {
         mainAxisAlignment: MainAxisAlignment.spaceEvenly,
         children: [
           _buildStatItem(
-            '认种状态',
+            '参与状态',
-            stats?.hasAdopted == true ? '已认种' : '未认种',
+            stats?.hasAdopted == true ? '已参与' : '未参与',
             isLoading,
           ),
           _buildDivider(),
@@ -379,7 +379,7 @@ class ProfilePage extends ConsumerWidget {
             children: [
               _buildRecordIcon(
                 icon: Icons.eco,
-                label: '认种记录',
+                label: '参与记录',
                 onTap: () => context.push(Routes.plantingRecords),
               ),
               _buildRecordIcon(

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

@@ -195,13 +195,13 @@ class _TeamPageState extends ConsumerState<TeamPage> {
         mainAxisAlignment: MainAxisAlignment.spaceAround,
         children: [
           _buildStatItem(
-            '个人认种',
+            '个人参与',
             '${_rootNode?.personalPlantingCount ?? 0} 棵',
             Icons.eco,
           ),
           _buildDivider(),
           _buildStatItem(
-            '团队认种',
+            '团队参与',
             '${_rootNode?.teamPlantingCount ?? 0} 棵',
             Icons.groups,
           ),

frontend/mining-app/lib/presentation/providers/mining_providers.dart

@@ -126,7 +126,7 @@ final miningRecordsProvider = FutureProvider.family<MiningRecordsPage?, MiningRe
   },
 );
 
-/// 认种记录请求参数
+/// 参与记录请求参数
 class PlantingRecordsParams {
   final String accountSequence;
   final int page;
@@ -151,7 +151,7 @@ class PlantingRecordsParams {
   int get hashCode => accountSequence.hashCode ^ page.hashCode ^ pageSize.hashCode;
 }
 
-/// 认种记录 Provider
+/// 参与记录 Provider
 final plantingRecordsProvider = FutureProvider.family<PlantingLedgerPage?, PlantingRecordsParams>(
   (ref, params) async {
     if (params.accountSequence.isEmpty) {

frontend/mining-app/lib/presentation/providers/profile_providers.dart

@@ -7,10 +7,10 @@ import 'user_providers.dart';
 
 /// 用户统计数据 - 来自贡献值服务
 class UserStats {
-  /// 是否已认种
+  /// 是否已参与
   final bool hasAdopted;
 
-  /// 直推认种用户数
+  /// 直推参与用户数
   final int directReferralAdoptedCount;
 
   /// 已解锁层级深度（可理解为团队层数）
@@ -47,7 +47,7 @@ class UserStats {
     return 'V$unlockedBonusTiers';
   }
 
-  /// 认种数量（简化展示直推数）
+  /// 参与数量（简化展示直推数）
   int get adoptionCount => hasAdopted ? 1 : 0;
 
   /// 团队人数估算（基于已解锁层级）

frontend/mining-app/lib/presentation/widgets/team_tree_widget.dart

@@ -207,7 +207,7 @@ class _TeamTreeWidgetState extends State<TeamTreeWidget> {
                     overflow: TextOverflow.ellipsis,
                   ),
                   const SizedBox(height: 2),
-                  // 个人/团队认种数
+                  // 个人/团队参与数
                   FittedBox(
                     fit: BoxFit.scaleDown,
                     child: Text(
@@ -472,12 +472,12 @@ class _NodeDetailsSheet extends StatelessWidget {
           _buildDetailRow('序列号', node.accountSequence),
           const SizedBox(height: 12),
 
-          // 个人认种数
+          // 个人参与数
-          _buildDetailRow('个人认种', '${node.personalPlantingCount} 棵'),
+          _buildDetailRow('个人参与', '${node.personalPlantingCount} 棵'),
           const SizedBox(height: 12),
 
-          // 团队认种数
+          // 团队参与数
-          _buildDetailRow('团队认种', '${node.teamPlantingCount} 棵'),
+          _buildDetailRow('团队参与', '${node.teamPlantingCount} 棵'),
           const SizedBox(height: 12),
 
           // 直推人数