insert invoice pages

lib/pages/signin_page.dart

@@ -1,4 +1,5 @@
 import 'package:country_code_picker/country_code_picker.dart';
+import 'package:fcs/widget/bottom_up_page_route.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:font_awesome_flutter/font_awesome_flutter.dart';
@@ -162,11 +163,8 @@ class _SigninPageState extends State<SigninPage> {
           ? phoneNumber.replaceFirst("0", "")
           : phoneNumber;
       phoneNumber = dialCode + phoneNumber;
-
-      await Navigator.push(
-          context,
-          MaterialPageRoute(
-              builder: (context) => CodePage(phoneNumber: phoneNumber)));
+      await Navigator.of(context)
+          .push(BottomUpPageRoute(CodePage(phoneNumber: phoneNumber)));
       Navigator.pop(context);
 
       if (exp != null) throw exp;