init cc

lib/shared/widgets/custom_app_bar.dart

@@ -0,0 +1,44 @@
+import 'package:flutter/material.dart';
+
+class CustomAppBar extends StatelessWidget implements PreferredSizeWidget {
+  const CustomAppBar({
+    super.key,
+    required this.title,
+    this.actions,
+    this.leading,
+    this.backgroundColor,
+    this.foregroundColor,
+    this.elevation = 0,
+  });
+
+  final String title;
+  final List<Widget>? actions;
+  final Widget? leading;
+  final Color? backgroundColor;
+  final Color? foregroundColor;
+  final double elevation;
+
+  @override
+  Widget build(BuildContext context) {
+    final theme = Theme.of(context);
+    final colorScheme = theme.colorScheme;
+
+    return AppBar(
+      title: Text(
+        title,
+        style: theme.textTheme.titleLarge?.copyWith(
+          fontWeight: FontWeight.w600,
+        ),
+      ),
+      leading: leading,
+      actions: actions,
+      elevation: elevation,
+      backgroundColor: backgroundColor ?? colorScheme.surfaceVariant,
+      foregroundColor: foregroundColor ?? colorScheme.onSurfaceVariant,
+      centerTitle: true,
+    );
+  }
+
+  @override
+  Size get preferredSize => const Size.fromHeight(kToolbarHeight);
+}