Added My Schedule tab in attendance screen

Allow 1 Day, Whole Week and Date Range swapping

lib/models/duty_schedule.dart

@@ -12,6 +12,7 @@ class DutySchedule {
     required this.checkInAt,
     required this.checkInLocation,
     required this.relieverIds,
+    this.swapRequestId,
   });
 
   final String id;
@@ -24,6 +25,7 @@ class DutySchedule {
   final DateTime? checkInAt;
   final Object? checkInLocation;
   final List<String> relieverIds;
+  final String? swapRequestId;
 
   factory DutySchedule.fromMap(Map<String, dynamic> map) {
     final relieversRaw = map['reliever_ids'];
@@ -47,6 +49,7 @@ class DutySchedule {
           : AppTime.parse(map['check_in_at'] as String),
       checkInLocation: map['check_in_location'],
       relieverIds: relievers,
+      swapRequestId: map['swap_request_id'] as String?,
     );
   }
 }