feat(mobile-app): rename "社区" to "部门" in profile page and add SPECIAL_DEDUCTION display name

- Change all "社区" labels to "部门" in profile page (所属部门, 上级部门, 下级部门, 部门权益考核, 部门贡献奖励)
- Add SPECIAL_DEDUCTION entry type display name as "面对面结算" in ledger

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

frontend/mobile-app/lib/core/services/wallet_service.dart

@@ -1160,6 +1160,7 @@ class LedgerEntry {
       'FREEZE': '冻结',
       'UNFREEZE': '解冻',
       'SYSTEM_ALLOCATION': '系统分配',
+      'SPECIAL_DEDUCTION': '面对面结算',
     };
     return nameMap[entryType] ?? entryType;
   }

frontend/mobile-app/lib/features/profile/presentation/pages/profile_page.dart

@@ -1722,18 +1722,18 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
       child: Row(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
-          // 左列：推荐人序列号、所属社区、上级社区、下级社区
+          // 左列：推荐人序列号、所属部门、上级部门、下级部门
           Expanded(
             child: Column(
               crossAxisAlignment: CrossAxisAlignment.start,
               children: [
                 _buildInfoItem('推荐人的序列号', _referrerSerial),
                 const SizedBox(height: 12),
-                _buildInfoItem('所属社区', _community),
+                _buildInfoItem('所属部门', _community),
                 const SizedBox(height: 12),
-                _buildInfoItem('上级社区', _parentCommunity),
+                _buildInfoItem('上级部门', _parentCommunity),
                 const SizedBox(height: 12),
-                _buildInfoItem('下级社区', _childCommunity),
+                _buildInfoItem('下级部门', _childCommunity),
               ],
             ),
           ),
@@ -1786,10 +1786,10 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
     );
   }
 
-  /// 构建社区/省份标签
+  /// 构建部门/省份标签
   Widget _buildCommunityLabel() {
     return const Text(
-      '社区 / 省份',
+      '部门 / 省份',
       style: TextStyle(
         fontSize: 16,
         fontFamily: 'Inter',
@@ -3493,9 +3493,9 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
     );
   }
 
-  /// 构建社区权益考核
+  /// 构建部门权益考核
   Widget _buildCommunityAssessment() {
-    // 如果没有社区授权，显示红色提示信息
+    // 如果没有部门授权，显示红色提示信息
     if (!_hasCommunityAuth) {
       return Container(
         padding: const EdgeInsets.all(16),
@@ -3514,7 +3514,7 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
               mainAxisAlignment: MainAxisAlignment.spaceBetween,
               children: [
                 const Text(
-                  '社区权益考核',
+                  '部门权益考核',
                   style: TextStyle(
                     fontSize: 18,
                     fontFamily: 'Inter',
@@ -3543,7 +3543,7 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
             ),
             const SizedBox(height: 15),
             const Text(
-              '暂无社区授权',
+              '暂无部门授权',
               style: TextStyle(
                 fontSize: 14,
                 fontFamily: 'Inter',
@@ -3554,7 +3554,7 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
             ),
             const SizedBox(height: 8),
             const Text(
-              '请联系管理员申请社区授权',
+              '请联系管理员申请部门授权',
               style: TextStyle(
                 fontSize: 12,
                 fontFamily: 'Inter',
@@ -3601,7 +3601,7 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
             mainAxisAlignment: MainAxisAlignment.spaceBetween,
             children: [
               const Text(
-                '社区权益考核',
+                '部门权益考核',
                 style: TextStyle(
                   fontSize: 18,
                   fontFamily: 'Inter',
@@ -3704,11 +3704,11 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
             ),
           ),
           const SizedBox(height: 16),
-          // 社区贡献奖励
+          // 部门贡献奖励
           Row(
             children: [
               const Text(
-                '社区贡献奖励',
+                '部门贡献奖励',
                 style: TextStyle(
                   fontSize: 14,
                   fontFamily: 'Inter',