criada a tela attendance_list_screen.dart, about_screen.dart e main_procedures_screen.dart

lib/screens/main_procedures_screen.dart

@@ -0,0 +1,23 @@
+import 'package:flutter/material.dart';
+import 'package:rkm/utils/const_variable.dart';
+import 'package:rkm/widgets/appbar_default.dart';
+
+class MainProceduresScreen extends StatefulWidget {
+  const MainProceduresScreen({Key? key}) : super(key: key);
+
+  @override
+  State<MainProceduresScreen> createState() => _MainProceduresScreenState();
+}
+
+class _MainProceduresScreenState extends State<MainProceduresScreen> {
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBarDefault().appbar(context, 'RKM AB - Procedimentos Iniciais'),
+      body: Container(
+        decoration: ConstVariable().backgroundGradient,
+
+      ),
+    );
+  }
+}