1.列表，筛选完成和未完成

2.详情，增加checkout

lib/page/plan/detail/other/done_stamp.dart

@@ -1,5 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:plan/page/plan/detail/viewmodel/plan_detail_store.dart';
+import 'package:plan/utils/common.dart';
+import 'package:plan/utils/format.dart';
 import 'package:provider/provider.dart';
 
 class DoneStamp extends StatefulWidget {
@@ -38,6 +40,13 @@ class _DoneStampState extends State<DoneStamp> {
                       "Completed",
                       style: TextStyle(fontWeight: FontWeight.w700),
                     ),
+                    Visibility(
+                      visible: getNotEmpty(store.planDetail.planEndTime) != null,
+                      child: Text(
+                        formatDateUS(store.planDetail.planEndTime!),
+                        style: TextStyle(fontSize: 12),
+                      ),
+                    ),
                   ],
                 ),
               ),

lib/page/plan/detail/other/footer_btn.dart

@@ -5,7 +5,7 @@ import 'package:plan/api/endpoints/plan_api.dart';
 import 'package:plan/data/models/plan_acttion_type.dart';
 import 'package:plan/page/plan/detail/viewmodel/plan_detail_store.dart';
 import 'package:provider/provider.dart';
-import 'package:remixicon/remixicon.dart';
+import 'package:intl/intl.dart';
 
 class FooterBtn extends StatefulWidget {
   const FooterBtn({super.key});
@@ -30,6 +30,17 @@ class _FooterBtnState extends State<FooterBtn> {
         return item.copyWith(stepStatus: allDone ? 0 : 2);
       }).toList();
     });
+
+    //如果是全部完成
+    if (!allDone) {
+      store.updatePlanDetail((dto) {
+        final now = DateTime.now();
+        final formatted = DateFormat('yyyy-MM-dd HH:mm:ss').format(now);
+        print(formatted);
+        dto.planEndTime = formatted;
+      });
+    }
+
     //接口
     editPlanStepApi(
       store.planId,