Initial commit

flutter_app/lib/widgets/digital_clock_widget.dart

@@ -0,0 +1,53 @@
+import 'dart:async';
+import 'package:flutter/material.dart';
+import 'package:intl/intl.dart';
+
+class DigitalClockWidget extends StatefulWidget {
+  const DigitalClockWidget({super.key});
+
+  @override
+  State<DigitalClockWidget> createState() => _DigitalClockWidgetState();
+}
+
+class _DigitalClockWidgetState extends State<DigitalClockWidget> {
+  DateTime _now = DateTime.now();
+  Timer? _timer;
+
+  @override
+  void initState() {
+    super.initState();
+    _timer = Timer.periodic(const Duration(seconds: 1), (timer) {
+      setState(() {
+        _now = DateTime.now();
+      });
+    });
+  }
+
+  @override
+  void dispose() {
+    _timer?.cancel();
+    super.dispose();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    // Format: 2026.01.24 (Sat) 15:43:36
+    final dateStr = DateFormat('yyyy.MM.dd (E)', 'ko_KR').format(_now);
+    final timeStr = DateFormat('HH:mm:ss').format(_now);
+
+    return Column(
+      crossAxisAlignment: CrossAxisAlignment.start,
+      mainAxisAlignment: MainAxisAlignment.center,
+      children: [
+        Text(
+          '$dateStr $timeStr',
+          style: Theme.of(context).textTheme.displaySmall?.copyWith(
+            color: Colors.white,
+            fontWeight: FontWeight.bold,
+            letterSpacing: 1.2,
+          ),
+        ),
+      ],
+    );
+  }
+}