Added My Schedule tab in attendance screen

Allow 1 Day, Whole Week and Date Range swapping

lib/utils/app_time.dart

@@ -61,6 +61,21 @@ class AppTime {
   /// Renders a [DateTime] in 12‑hour clock notation with AM/PM suffix.
   ///
   /// Example: **08:30 PM**. Used primarily in workforce-related screens.
+  /// Creates a [DateTime] in the app timezone (Asia/Manila) from date/time components.
+  ///
+  /// Use this instead of [DateTime] constructor when building a Manila-aware
+  /// timestamp from separate year/month/day/hour/minute values so that
+  /// `.toUtc()` correctly accounts for the +08:00 offset.
+  static DateTime fromComponents({
+    required int year,
+    required int month,
+    required int day,
+    int hour = 0,
+    int minute = 0,
+  }) {
+    return tz.TZDateTime(tz.local, year, month, day, hour, minute);
+  }
+
   static String formatTime(DateTime value) {
     final rawHour = value.hour;
     final hour = (rawHour % 12 == 0 ? 12 : rawHour % 12).toString().padLeft(