新增日期选择器依赖

pubspec.lock

@@ -768,6 +768,20 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.1.0"
+  syncfusion_flutter_core:
+    dependency: transitive
+    description:
+      name: syncfusion_flutter_core
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "21.2.10"
+  syncfusion_flutter_datepicker:
+    dependency: "direct main"
+    description:
+      name: syncfusion_flutter_datepicker
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "21.2.3"
   table_calendar:
     dependency: "direct main"
     description:

pubspec.yaml

@@ -111,6 +111,8 @@ dependencies:
 #  时间选择器
   flutter_datetime_picker: ^1.5.1
 
+  syncfusion_flutter_datepicker: ^21.2.3
+
 
 dev_dependencies:
   flutter_test: