add pagination for pages

lib/pages/widgets/local_app_bar.dart

@@ -0,0 +1,53 @@
+import 'package:fcs/helpers/theme.dart';
+import 'package:flutter/cupertino.dart';
+import 'package:flutter/material.dart';
+
+import 'local_text.dart';
+
+class LocalAppBar extends StatelessWidget implements PreferredSizeWidget {
+  final String? labelKey;
+  final Color? backgroundColor;
+  final Color? labelColor;
+  final Color? arrowColor;
+  final List<Widget>? actions;
+  final Widget? titleWidget;
+  final Function()? onBack;
+
+  const LocalAppBar(
+      {Key? key,
+      this.labelKey,
+      this.backgroundColor = primaryColor,
+      this.labelColor,
+      this.arrowColor = Colors.white,
+      this.actions,
+      this.titleWidget,
+      this.onBack})
+      : super(key: key);
+
+  @override
+  Size get preferredSize => const Size.fromHeight(56);
+
+  @override
+  Widget build(BuildContext context) {
+    return AppBar(
+      elevation: 0,
+      centerTitle: true,
+      leading: IconButton(
+          icon: Icon(CupertinoIcons.back, color: arrowColor, size: 25),
+          onPressed: onBack),
+      shadowColor: Colors.transparent,
+      backgroundColor: backgroundColor,
+      surfaceTintColor: backgroundColor,
+      title: titleWidget ??
+          (labelKey != null
+              ? LocalText(
+                  context,
+                  labelKey!,
+                  color: Colors.white,
+                  fontSize: 20,
+                )
+              : const SizedBox()),
+      actions: actions,
+    );
+  }
+}