feat(auth): add reactive repo + extra data + router examples + tests

packages/wyatt_authentication_bloc/example/lib/sign_up/widgets/sign_up_form.dart

@@ -149,7 +149,7 @@ class _PasswordInput extends StatelessWidget {
                         .read<SignUpCubit>()
                         .state
                         .data
-                        .valueOf<String, ValidationError>(formFieldConfirmedPassword),
+                        .valueOf<String>(formFieldConfirmedPassword),
                   ),
                 );
           },
@@ -202,7 +202,7 @@ class _CheckIsProInput extends StatelessWidget {
       trailing: BlocBuilder<SignUpCubit, SignUpState>(
         builder: (context, state) {
           return Checkbox(
-              value: state.data.valueOf<bool, ValidationError>(formFieldPro),
+              value: state.data.valueOf<bool>(formFieldPro),
               onChanged: (isPro) {
                 final value =
                     isPro!; // tristate is false, so value can't be null
@@ -296,7 +296,7 @@ class SignUpForm extends StatelessWidget {
               const SizedBox(height: 8),
               BlocBuilder<SignUpCubit, SignUpState>(
                 builder: (context, state) {
-                  if (state.data.valueOf<bool, ValidationError>(formFieldPro)) {
+                  if (state.data.valueOf<bool>(formFieldPro)) {
                     return Column(children: [
                       _SirenInput(),
                       const SizedBox(height: 8),