Add Dialog with Pageview to select new house, and then drop a pin where the house is, then zoom map to that area.

lib/common/constants.dart

@@ -0,0 +1,7 @@
+import 'package:flutter/material.dart';
+
+class Constants {
+  Constants._();
+  static const double padding = 20;
+  static const double avatarRadius = 45;
+}