fix(client)：语音纪要「总结」页的编辑按钮改为编辑总结正文，不再跳到命名发言者

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/client/lib/modules/meeting/views/tabs/summary_tab.dart

@@ -12,8 +12,6 @@ import '../../controllers/meeting_details_controller.dart';
 import '../../utils/meeting_ui_utils.dart';
 import '../bottomSheet/ai_bottom_sheet.dart';
 import '../bottomSheet/generate_bottom_sheet.dart';
-import '../bottomSheet/speaker_all_bottom_sheet.dart';
-
 class SummaryTab extends StatefulWidget {
   const SummaryTab({super.key});
 
@@ -160,6 +158,17 @@ class _SummaryTabState extends State<SummaryTab> {
     }
   }
 
+  void _startEditSummary() {
+    final fc = _fleatherController;
+    if (fc == null) return;
+    final end = fc.document.length - 1;
+    fc.updateSelection(
+      TextSelection.collapsed(offset: end < 0 ? 0 : end),
+      source: ChangeSource.local,
+    );
+    _focusNode.requestFocus();
+  }
+
   void _saveSummary() async {
     if (_fleatherController == null) return;
     final markdown =
@@ -413,21 +422,9 @@ class _SummaryTabState extends State<SummaryTab> {
                   if (_controller.meetingDetails.value.tasktype >= 3 &&
                       _controller.meetingDetails.value.tasktype < 10000)
                     _button(
-                      Icons.supervisor_account,
-                      'editSpeaker'.tr, // 对应中文：编辑发言者
-                      () {
-                        Get.bottomSheet(
-                          const SpeakerAllBottomSheet(),
-                          isScrollControlled: true,
-                          backgroundColor:
-                              isDarkMode ? Colors.grey[800] : Colors.grey[100],
-                          shape: RoundedRectangleBorder(
-                            borderRadius: BorderRadius.vertical(
-                              top: Radius.circular(12.r),
-                            ),
-                          ),
-                        );
-                      },
+                      Icons.edit,
+                      'editSpeaker'.tr, // 对应中文：编辑
+                      _startEditSummary,
                     ),
                   if (_controller.meetingDetails.value.tasktype >= 3 &&
                       _controller.meetingDetails.value.tasktype < 10000)