+ChangeNotifier Fixes

+Signout Fixes
+

lib/pages/registeration_page.dart

@@ -26,10 +26,8 @@ class _RegisterationPageState extends State<RegisterationPage> {
   String? _email;
   String? _password;
 
-  GlobalKey<FormState> _formKey;
-  late MessagingProviders _auth;
-
-  _RegisterationPageState() : _formKey = GlobalKey<FormState>();
+  final GlobalKey<FormState> _formKey = GlobalKey<FormState>();
+  MessagingProviders _auth = MessagingProviders.instance;
 
   @override
   Widget build(BuildContext context) {
@@ -43,7 +41,7 @@ class _RegisterationPageState extends State<RegisterationPage> {
         // color: Colors.blue,
         alignment: Alignment.center,
         child: ChangeNotifierProvider<MessagingProviders>.value(
-          value: MessagingProviders.instance,
+          value: _auth,
           child: _registerationPageUI(),
         ),
       ),
@@ -163,9 +161,11 @@ class _RegisterationPageState extends State<RegisterationPage> {
       },
       cursorColor: Colors.white,
       decoration: InputDecoration(
-          hintText: "name",
-          focusedBorder: UnderlineInputBorder(
-              borderSide: BorderSide(color: Colors.white))),
+        hintText: "name",
+        focusedBorder: UnderlineInputBorder(
+          borderSide: BorderSide(color: Colors.white),
+        ),
+      ),
     );
   }
 
@@ -189,9 +189,11 @@ class _RegisterationPageState extends State<RegisterationPage> {
       },
       cursorColor: Colors.white,
       decoration: InputDecoration(
-          hintText: "email",
-          focusedBorder: UnderlineInputBorder(
-              borderSide: BorderSide(color: Colors.white))),
+        hintText: "email",
+        focusedBorder: UnderlineInputBorder(
+          borderSide: BorderSide(color: Colors.white),
+        ),
+      ),
     );
   }
 
@@ -214,9 +216,11 @@ class _RegisterationPageState extends State<RegisterationPage> {
       obscureText: true,
       cursorColor: Colors.white,
       decoration: InputDecoration(
-          hintText: "password",
-          focusedBorder: UnderlineInputBorder(
-              borderSide: BorderSide(color: Colors.white))),
+        hintText: "password",
+        focusedBorder: UnderlineInputBorder(
+          borderSide: BorderSide(color: Colors.white),
+        ),
+      ),
     );
   }