fix(app): Phase 1.1 紧急修复 — SyncEngine 接入 + authorId + catch 异常处理

- feat(sync): SyncEngine 接入 EditorPage, 保存时 enqueue + 网络恢复自动 trySync
- fix(editor): authorId 从 AuthBloc 获取, 替代硬编码 'local'
- fix(bloc): class_bloc/calendar/profile/parent catch(_).全部改为 debugPrint
- feat(editor): 编辑器工具栏拆分 (brush_panel/tag_panel/text_format_bar/dot_grid_painter)
- feat(editor): EditorBloc 扩展 + EditorPage 增强
- feat(search): SearchBloc 扩展搜索功能
- feat(home): HomeBloc/HomePage 增强
- feat(auth): LoginPage 增强
- feat(templates): TemplateGalleryPage 重构
- fix(web): 管理端班级/日记页面修复
- fix(server): comment_service + theme_handler 修复
- docs: 添加全链路审计报告和验证截图

app/lib/features/home/bloc/home_bloc.dart

@@ -54,6 +54,9 @@ final class HomeLoaded extends HomeState {
   /// 总日记数（spec §3.4 quick-stats）
   final int totalCount;
 
+  /// 今日天气（从今日日记中提取，null 则默认晴）
+  final Weather? todayWeather;
+
   const HomeLoaded({
     this.recentJournals = const [],
     this.hasTodayEntry = false,
@@ -61,6 +64,7 @@ final class HomeLoaded extends HomeState {
     this.streakDays = 0,
     this.monthCount = 0,
     this.totalCount = 0,
+    this.todayWeather,
   });
 }
 
@@ -111,10 +115,21 @@ class HomeBloc extends Bloc<HomeEvent, HomeState> {
       // 推算连续天数
       final streakDays = _calculateStreak(journals);
 
-      // 本月日记数 & 总数（spec §3.4 quick-stats）
+      // 本月日记数（spec §3.4 quick-stats）
       final monthCount = journals.where((j) =>
           j.date.year == today.year && j.date.month == today.month).length;
-      final totalCount = journals.length;
+
+      // 总日记数 — 使用仓库计数方法（不受分页限制）
+      final totalCount = await _journalRepo.getJournalCount();
+
+      // 今日天气 — 从今日日记中提取
+      final todayJournal = journals.firstWhere(
+        (j) => j.date.year == today.year &&
+               j.date.month == today.month &&
+               j.date.day == today.day,
+        orElse: () => journals.first, // fallback for type safety
+      );
+      final todayWeather = hasTodayEntry ? todayJournal.weather : null;
 
       emit(HomeLoaded(
         recentJournals: journals,
@@ -123,6 +138,7 @@ class HomeBloc extends Bloc<HomeEvent, HomeState> {
         streakDays: streakDays,
         monthCount: monthCount,
         totalCount: totalCount,
+        todayWeather: todayWeather,
       ));
     } catch (e) {
       emit(const HomeLoaded()); // 空状态而非错误，离线友好