fix: 管理员系统 + 注册流程重构 + UI改版 + 全链路修复

- 新增管理员角色(手机号12345678910)，管理员可增删医生、查看患者
- 注册页重构：去掉角色选择+审核码，改为选医生+填姓名
- 医生端点按DoctorId过滤患者，Patient↔Doctor关系建立
- Doctor/DoctorProfile/User实体新增关联字段
- JSON循环引用修复(IgnoreCycles)
- /api/doctors改为公开接口
- 登录闪屏修复+原生Android启动页
- 输入框全局白底+灰框
- 蓝牙重连同步修复
- Web端(doctor_web+health_app/web)全部删除
- 全局UI改版：白底企业风，新配色和组件系统
- 新品牌图标和启动图

health_app/lib/pages/home/home_page.dart

@@ -5,7 +5,6 @@ import 'package:image_picker/image_picker.dart';
 import 'package:file_picker/file_picker.dart';
 import 'package:shadcn_ui/shadcn_ui.dart';
 import '../../core/app_colors.dart';
-import '../../core/app_theme.dart';
 import '../../core/navigation_provider.dart';
 import '../../providers/auth_provider.dart';
 import '../../providers/chat_provider.dart';
@@ -16,19 +15,24 @@ import 'widgets/chat_messages_view.dart';
 
 class HomePage extends ConsumerStatefulWidget {
   const HomePage({super.key});
-  @override ConsumerState<HomePage> createState() => _HomePageState();
+  @override
+  ConsumerState<HomePage> createState() => _HomePageState();
 }
 
 class _HomePageState extends ConsumerState<HomePage> {
   final _textCtrl = TextEditingController();
   final _scrollCtrl = ScrollController();
-  String? _pickedImagePath;
-  final Set<ActiveAgent> _welcomedAgents = {};
   final _focusNode = FocusNode();
+  String? _pickedImagePath;
   int _lastMsgCount = 0;
 
-  @override void initState() { super.initState(); }
-  @override void dispose() { _textCtrl.dispose(); _scrollCtrl.dispose(); _focusNode.dispose(); super.dispose(); }
+  @override
+  void dispose() {
+    _textCtrl.dispose();
+    _scrollCtrl.dispose();
+    _focusNode.dispose();
+    super.dispose();
+  }
 
   void _sendMessage() {
     final text = _textCtrl.text.trim();
@@ -44,18 +48,29 @@ class _HomePageState extends ConsumerState<HomePage> {
     }
   }
 
-  @override Widget build(BuildContext context) {
+  @override
+  Widget build(BuildContext context) {
     final chatState = ref.watch(chatProvider);
     final auth = ref.watch(authProvider);
     final user = auth.user;
 
     ref.listen(cameraActionProvider, (prev, next) {
-      if (next == 'camera') { _pickImage(ImageSource.camera); ref.read(cameraActionProvider.notifier).clear(); }
-      else if (next == 'gallery') { _pickImage(ImageSource.gallery); ref.read(cameraActionProvider.notifier).clear(); }
+      if (next == 'camera') {
+        _pickImage(ImageSource.camera);
+        ref.read(cameraActionProvider.notifier).clear();
+      } else if (next == 'gallery') {
+        _pickImage(ImageSource.gallery);
+        ref.read(cameraActionProvider.notifier).clear();
+      }
     });
     ref.listen(dietActionProvider, (prev, next) {
-      if (next == 'pickFoodCamera') { _pickFoodImage(ImageSource.camera); ref.read(dietActionProvider.notifier).clear(); }
-      else if (next == 'pickFoodGallery') { _pickFoodImage(ImageSource.gallery); ref.read(dietActionProvider.notifier).clear(); }
+      if (next == 'pickFoodCamera') {
+        _pickFoodImage(ImageSource.camera);
+        ref.read(dietActionProvider.notifier).clear();
+      } else if (next == 'pickFoodGallery') {
+        _pickFoodImage(ImageSource.gallery);
+        ref.read(dietActionProvider.notifier).clear();
+      }
     });
 
     final currentCount = chatState.messages.length;
@@ -73,39 +88,74 @@ class _HomePageState extends ConsumerState<HomePage> {
       body: Container(
         decoration: const BoxDecoration(gradient: AppColors.bgGradient),
         child: SafeArea(
-        child: Column(children: [
-          _buildHeader(user),
-          Expanded(child: ChatMessagesView(scrollCtrl: _scrollCtrl, messages: chatState.messages)),
-          _buildBottomBar(context),
-        ]),
-      ),
+          child: Column(
+            children: [
+              _buildHeader(user),
+              Expanded(
+                child: ChatMessagesView(
+                  scrollCtrl: _scrollCtrl,
+                  messages: chatState.messages,
+                ),
+              ),
+              _buildBottomBar(context),
+            ],
+          ),
+        ),
       ),
     );
   }
 
-  // ═══════ 顶部栏 — 透明背景，与页面渐变无缝衔接 ═══════
   Widget _buildHeader(dynamic user) {
+    final name = (user?.name != null && user!.name!.isNotEmpty)
+        ? user.name
+        : '用户';
     return Container(
-      padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 10),
-      child: Row(children: [
-        Builder(builder: (ctx) => GestureDetector(
-          onTap: () => Scaffold.of(ctx).openDrawer(),
-          child: const Padding(
-            padding: EdgeInsets.all(8),
-            child: Icon(LucideIcons.menu, size: 22, color: AppColors.primary),
+      padding: const EdgeInsets.fromLTRB(14, 10, 14, 8),
+      decoration: BoxDecoration(
+        color: Colors.white.withValues(alpha: 0.72),
+        border: const Border(bottom: BorderSide(color: AppColors.divider)),
+      ),
+      child: Row(
+        children: [
+          Builder(
+            builder: (ctx) {
+              return _HeaderIconButton(
+                icon: LucideIcons.menu,
+                onTap: () => Scaffold.of(ctx).openDrawer(),
+              );
+            },
           ),
-        )),
-        const SizedBox(width: 12),
-        Expanded(child: Column(crossAxisAlignment: CrossAxisAlignment.start, children: [
-          const Text('AI 健康管家', style: TextStyle(fontSize: 13, color: AppColors.textHint)),
-          Text('${_getGreeting()}，${(user?.name != null && user!.name!.isNotEmpty) ? user.name : '用户'}！',
-            style: const TextStyle(fontSize: 18, fontWeight: FontWeight.w600, color: AppColors.textPrimary)),
-        ])),
-        GestureDetector(
-          onTap: () => pushRoute(ref, 'notificationPrefs'),
-          child: const Icon(LucideIcons.bell, size: 22, color: AppColors.textSecondary),
-        ),
-      ]),
+          const SizedBox(width: 12),
+          Expanded(
+            child: Column(
+              crossAxisAlignment: CrossAxisAlignment.start,
+              children: [
+                const Text(
+                  'AI 健康管家',
+                  style: TextStyle(
+                    fontSize: 12,
+                    fontWeight: FontWeight.w600,
+                    color: AppColors.textHint,
+                  ),
+                ),
+                const SizedBox(height: 2),
+                Text(
+                  '${_getGreeting()}，$name',
+                  style: const TextStyle(
+                    fontSize: 18,
+                    fontWeight: FontWeight.w800,
+                    color: AppColors.textPrimary,
+                  ),
+                ),
+              ],
+            ),
+          ),
+          _HeaderIconButton(
+            icon: LucideIcons.bell,
+            onTap: () => pushRoute(ref, 'notificationPrefs'),
+          ),
+        ],
+      ),
     );
   }
 
@@ -117,40 +167,51 @@ class _HomePageState extends ConsumerState<HomePage> {
     return '晚上好';
   }
 
-  // ═══════ 智能体胶囊 ═══════
   static final _agentDefs = [
     (ActiveAgent.consultation, '问诊', LucideIcons.messageCircle),
-    (ActiveAgent.health, '记数据', LucideIcons.heart),
+    (ActiveAgent.health, '记数据', LucideIcons.heartPulse),
     (ActiveAgent.diet, '拍饮食', LucideIcons.utensils),
     (ActiveAgent.medication, '药管家', LucideIcons.pill),
     (ActiveAgent.report, '报告分析', LucideIcons.fileText),
-    (ActiveAgent.exercise, '运动', LucideIcons.trendingUp),
+    (ActiveAgent.exercise, '运动', LucideIcons.activity),
   ];
 
   Widget _buildAgentBar() {
     return SizedBox(
-      height: 32,
+      height: 42,
       child: ListView.separated(
         scrollDirection: Axis.horizontal,
-        padding: const EdgeInsets.symmetric(horizontal: 16),
+        padding: const EdgeInsets.symmetric(horizontal: 14),
         itemCount: _agentDefs.length,
-        separatorBuilder: (_, i) => const SizedBox(width: 8),
+        separatorBuilder: (_, _) => const SizedBox(width: 8),
         itemBuilder: (_, i) {
           final (agent, label, icon) = _agentDefs[i];
           return GestureDetector(
-            onTap: () => ref.read(chatProvider.notifier).triggerAgent(agent, label),
+            onTap: () =>
+                ref.read(chatProvider.notifier).triggerAgent(agent, label),
             child: Container(
-              padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 8),
+              padding: const EdgeInsets.symmetric(horizontal: 13, vertical: 9),
               decoration: BoxDecoration(
                 color: Colors.white,
-                borderRadius: BorderRadius.circular(18),
+                borderRadius: BorderRadius.circular(999),
+                border: Border.all(color: AppColors.border),
                 boxShadow: AppColors.cardShadowLight,
               ),
-              child: Row(mainAxisSize: MainAxisSize.min, children: [
-                Icon(icon, size: 17, color: AppColors.textPrimary),
-                const SizedBox(width: 5),
-                Text(label, style: const TextStyle(fontSize: 15, fontWeight: FontWeight.w600, color: AppColors.textPrimary)),
-              ]),
+              child: Row(
+                mainAxisSize: MainAxisSize.min,
+                children: [
+                  Icon(icon, size: 16, color: AppColors.primary),
+                  const SizedBox(width: 6),
+                  Text(
+                    label,
+                    style: const TextStyle(
+                      fontSize: 14,
+                      fontWeight: FontWeight.w700,
+                      color: AppColors.textPrimary,
+                    ),
+                  ),
+                ],
+              ),
             ),
           );
         },
@@ -158,91 +219,129 @@ class _HomePageState extends ConsumerState<HomePage> {
     );
   }
 
-  // ═══════ 底部输入区 ═══════
   Widget _buildBottomBar(BuildContext context) {
-    return Column(mainAxisSize: MainAxisSize.min, children: [
-      Container(padding: const EdgeInsets.only(top: 4, bottom: 4), child: _buildAgentBar()),
-      if (_pickedImagePath != null) _buildImagePreview(),
-      _buildInputBar(),
-    ]);
+    return Container(
+      decoration: BoxDecoration(
+        color: Colors.white.withValues(alpha: 0.76),
+        border: const Border(top: BorderSide(color: AppColors.divider)),
+      ),
+      child: Column(
+        mainAxisSize: MainAxisSize.min,
+        children: [
+          const SizedBox(height: 8),
+          _buildAgentBar(),
+          if (_pickedImagePath != null) _buildImagePreview(),
+          _buildInputBar(),
+        ],
+      ),
+    );
   }
 
   Widget _buildImagePreview() {
     return Container(
-      padding: const EdgeInsets.fromLTRB(12, 8, 12, 4),
-      color: AppColors.cardInner,
-      child: Row(children: [
-        ClipRRect(
-          borderRadius: BorderRadius.circular(8),
-          child: Image.file(File(_pickedImagePath!), width: 48, height: 48, fit: BoxFit.cover),
-        ),
-        const SizedBox(width: 10),
-        const Text('点击发送图片', style: TextStyle(fontSize: 14, color: AppColors.textSecondary)),
-        const Spacer(),
-        GestureDetector(
-          onTap: () => setState(() => _pickedImagePath = null),
-          child: const Icon(Icons.close, size: 20, color: AppColors.textHint),
-        ),
-      ]),
+      margin: const EdgeInsets.fromLTRB(14, 8, 14, 0),
+      padding: const EdgeInsets.all(10),
+      decoration: BoxDecoration(
+        color: AppColors.cardInner,
+        borderRadius: BorderRadius.circular(14),
+        border: Border.all(color: AppColors.border),
+      ),
+      child: Row(
+        children: [
+          ClipRRect(
+            borderRadius: BorderRadius.circular(10),
+            child: Image.file(
+              File(_pickedImagePath!),
+              width: 48,
+              height: 48,
+              fit: BoxFit.cover,
+            ),
+          ),
+          const SizedBox(width: 10),
+          const Expanded(
+            child: Text(
+              '点击发送图片',
+              style: TextStyle(fontSize: 14, color: AppColors.textSecondary),
+            ),
+          ),
+          GestureDetector(
+            onTap: () => setState(() => _pickedImagePath = null),
+            child: const Icon(Icons.close, size: 20, color: AppColors.textHint),
+          ),
+        ],
+      ),
     );
   }
 
   Widget _buildInputBar() {
-    return Container(
+    return Padding(
       padding: const EdgeInsets.fromLTRB(12, 8, 12, 10),
-      child: Row(crossAxisAlignment: CrossAxisAlignment.end, children: [
-        GestureDetector(
-          onTap: () => _showAttachmentPicker(context),
-          child: const Padding(
-            padding: EdgeInsets.only(bottom: 10),
-            child: Icon(LucideIcons.plus, size: 24, color: AppColors.textSecondary),
+      child: Row(
+        crossAxisAlignment: CrossAxisAlignment.end,
+        children: [
+          _RoundToolButton(
+            icon: LucideIcons.plus,
+            onTap: () => _showAttachmentPicker(context),
           ),
-        ),
-        const SizedBox(width: 8),
-        Expanded(
-          child: Container(
-            constraints: const BoxConstraints(maxHeight: 120),
-            decoration: BoxDecoration(
-              color: Colors.white,
-              borderRadius: BorderRadius.circular(20),
-            ),
-            child: TextField(
-              controller: _textCtrl,
-              focusNode: _focusNode,
-              style: const TextStyle(fontSize: 15, color: AppColors.textPrimary),
-              maxLines: null,
-              textInputAction: TextInputAction.newline,
-              decoration: const InputDecoration(
-                hintText: '输入你想说的...',
-                hintStyle: TextStyle(fontSize: 15, color: AppColors.textHint),
-                filled: true, fillColor: Colors.white,
-                contentPadding: EdgeInsets.symmetric(horizontal: 16, vertical: 10),
-                border: OutlineInputBorder(borderRadius: BorderRadius.all(Radius.circular(20)), borderSide: BorderSide.none),
-                enabledBorder: OutlineInputBorder(borderRadius: BorderRadius.all(Radius.circular(20)), borderSide: BorderSide.none),
-                focusedBorder: OutlineInputBorder(borderRadius: BorderRadius.all(Radius.circular(20)), borderSide: BorderSide.none),
+          const SizedBox(width: 8),
+          Expanded(
+            child: ConstrainedBox(
+              constraints: const BoxConstraints(maxHeight: 118),
+              child: TextField(
+                controller: _textCtrl,
+                focusNode: _focusNode,
+                style: const TextStyle(
+                  fontSize: 15,
+                  color: AppColors.textPrimary,
+                ),
+                maxLines: null,
+                textInputAction: TextInputAction.newline,
+                decoration: InputDecoration(
+                  hintText: '输入你想说的...',
+                  filled: true,
+                  fillColor: Colors.white,
+                  contentPadding: const EdgeInsets.symmetric(
+                    horizontal: 16,
+                    vertical: 11,
+                  ),
+                  border: OutlineInputBorder(
+                    borderRadius: BorderRadius.circular(22),
+                    borderSide: const BorderSide(color: AppColors.border),
+                  ),
+                  enabledBorder: OutlineInputBorder(
+                    borderRadius: BorderRadius.circular(22),
+                    borderSide: const BorderSide(color: AppColors.border),
+                  ),
+                  focusedBorder: OutlineInputBorder(
+                    borderRadius: BorderRadius.circular(22),
+                    borderSide: const BorderSide(color: AppColors.primary),
+                  ),
+                ),
+                onSubmitted: (_) => _sendMessage(),
               ),
-              onSubmitted: (_) => _sendMessage(),
             ),
           ),
-        ),
-        const SizedBox(width: 8),
-        GestureDetector(
-          onTap: _sendMessage,
-          child: Container(
-            width: 40, height: 40,
-            margin: EdgeInsets.only(bottom: _pickedImagePath != null ? 0 : 4),
-            decoration: BoxDecoration(
-              gradient: const LinearGradient(
-                colors: [AppColors.blueMeasure, AppColors.primary],
-                begin: Alignment.topLeft,
-                end: Alignment.bottomRight,
+          const SizedBox(width: 8),
+          GestureDetector(
+            onTap: _sendMessage,
+            child: Container(
+              width: 42,
+              height: 42,
+              margin: EdgeInsets.only(bottom: _pickedImagePath != null ? 0 : 2),
+              decoration: BoxDecoration(
+                gradient: AppColors.primaryGradient,
+                borderRadius: BorderRadius.circular(21),
+                boxShadow: AppColors.buttonShadow,
+              ),
+              child: const Icon(
+                LucideIcons.send,
+                size: 19,
+                color: Colors.white,
               ),
-              borderRadius: BorderRadius.circular(20),
             ),
-            child: const Icon(LucideIcons.send, size: 20, color: Colors.white),
           ),
-        ),
-      ]),
+        ],
+      ),
     );
   }
 
@@ -251,42 +350,62 @@ class _HomePageState extends ConsumerState<HomePage> {
       context: context,
       backgroundColor: Colors.white,
       shape: const RoundedRectangleBorder(
-        borderRadius: BorderRadius.vertical(top: Radius.circular(16)),
+        borderRadius: BorderRadius.vertical(top: Radius.circular(20)),
       ),
       builder: (ctx) => SafeArea(
         child: Padding(
-          padding: const EdgeInsets.symmetric(vertical: 8),
-          child: Wrap(children: [
-            ListTile(
-              leading: const Icon(Icons.camera_alt_outlined, color: AppColors.primary),
-              title: const Text('拍照'),
-              onTap: () { Navigator.pop(ctx); _pickImage(ImageSource.camera); },
-            ),
-            ListTile(
-              leading: const Icon(Icons.photo_library_outlined, color: AppColors.primary),
-              title: const Text('从相册选'),
-              onTap: () { Navigator.pop(ctx); _pickImage(ImageSource.gallery); },
-            ),
-            ListTile(
-              leading: const Icon(Icons.file_open_outlined, color: AppColors.primary),
-              title: const Text('传文件'),
-              onTap: () async {
-                Navigator.pop(ctx);
-                final result = await FilePicker.platform.pickFiles();
-                if (result != null && result.files.isNotEmpty) {
-                  _textCtrl.text = '[文件已选择] ${result.files.first.name}';
-                  if (mounted) setState(() {});
-                }
-              },
-            ),
-          ]),
+          padding: const EdgeInsets.symmetric(vertical: 10),
+          child: Wrap(
+            children: [
+              ListTile(
+                leading: const Icon(
+                  Icons.camera_alt_outlined,
+                  color: AppColors.primary,
+                ),
+                title: const Text('拍照'),
+                onTap: () {
+                  Navigator.pop(ctx);
+                  _pickImage(ImageSource.camera);
+                },
+              ),
+              ListTile(
+                leading: const Icon(
+                  Icons.photo_library_outlined,
+                  color: AppColors.primary,
+                ),
+                title: const Text('从相册选择'),
+                onTap: () {
+                  Navigator.pop(ctx);
+                  _pickImage(ImageSource.gallery);
+                },
+              ),
+              ListTile(
+                leading: const Icon(
+                  Icons.file_open_outlined,
+                  color: AppColors.primary,
+                ),
+                title: const Text('传文件'),
+                onTap: () async {
+                  Navigator.pop(ctx);
+                  final result = await FilePicker.platform.pickFiles();
+                  if (result != null && result.files.isNotEmpty) {
+                    _textCtrl.text = '[文件已选择] ${result.files.first.name}';
+                    if (mounted) setState(() {});
+                  }
+                },
+              ),
+            ],
+          ),
         ),
       ),
     );
   }
 
   Future<void> _pickImage(ImageSource source) async {
-    final picked = await ImagePicker().pickImage(source: source, imageQuality: 85);
+    final picked = await ImagePicker().pickImage(
+      source: source,
+      imageQuality: 85,
+    );
     if (picked != null) {
       final token = await ref.read(apiClientProvider).accessToken;
       if (token == null) return;
@@ -295,7 +414,12 @@ class _HomePageState extends ConsumerState<HomePage> {
   }
 
   Future<void> _pickFoodImage(ImageSource source) async {
-    final picked = await ImagePicker().pickImage(source: source, imageQuality: 80, maxWidth: 1024, maxHeight: 1024);
+    final picked = await ImagePicker().pickImage(
+      source: source,
+      imageQuality: 80,
+      maxWidth: 1024,
+      maxHeight: 1024,
+    );
     if (picked != null && mounted) {
       ref.read(dietProvider.notifier).reset();
       ref.read(dietProvider.notifier).setImage(picked.path);
@@ -304,3 +428,50 @@ class _HomePageState extends ConsumerState<HomePage> {
     }
   }
 }
+
+class _HeaderIconButton extends StatelessWidget {
+  final IconData icon;
+  final VoidCallback onTap;
+  const _HeaderIconButton({required this.icon, required this.onTap});
+
+  @override
+  Widget build(BuildContext context) {
+    return GestureDetector(
+      onTap: onTap,
+      child: Container(
+        width: 38,
+        height: 38,
+        decoration: BoxDecoration(
+          color: Colors.white,
+          borderRadius: BorderRadius.circular(14),
+          border: Border.all(color: AppColors.border),
+        ),
+        child: Icon(icon, size: 20, color: AppColors.textPrimary),
+      ),
+    );
+  }
+}
+
+class _RoundToolButton extends StatelessWidget {
+  final IconData icon;
+  final VoidCallback onTap;
+  const _RoundToolButton({required this.icon, required this.onTap});
+
+  @override
+  Widget build(BuildContext context) {
+    return GestureDetector(
+      onTap: onTap,
+      child: Container(
+        width: 42,
+        height: 42,
+        margin: const EdgeInsets.only(bottom: 2),
+        decoration: BoxDecoration(
+          color: Colors.white,
+          borderRadius: BorderRadius.circular(21),
+          border: Border.all(color: AppColors.border),
+        ),
+        child: Icon(icon, size: 21, color: AppColors.textSecondary),
+      ),
+    );
+  }
+}