fix(initializing): Move bloc provider from provider picker to initialization page

lib/ui/pages/setup/initializing/initializing.dart

@@ -2,6 +2,7 @@ import 'package:cubit_form/cubit_form.dart';
 import 'package:easy_localization/easy_localization.dart';
 import 'package:flutter/material.dart';
 import 'package:selfprivacy/config/brand_theme.dart';
+import 'package:selfprivacy/logic/cubit/forms/setup/initializing/provider_form_cubit.dart';
 import 'package:selfprivacy/logic/cubit/server_installation/server_installation_cubit.dart';
 import 'package:selfprivacy/logic/cubit/forms/factories/field_cubit_factory.dart';
 import 'package:selfprivacy/logic/cubit/forms/setup/initializing/backblaze_form_cubit.dart';
@@ -143,13 +144,29 @@ class InitializingPage extends StatelessWidget {
   Widget _stepServerProviderToken(
     final ServerInstallationCubit serverInstallationCubit,
   ) =>
-      const ServerProviderPicker();
+      BlocProvider(
+        create: (final context) => ProviderFormCubit(serverInstallationCubit),
+        child: Builder(
+          builder: (final context) {
+            final providerCubit = context.watch<ProviderFormCubit>();
+            return ServerProviderPicker(
+              formCubit: providerCubit,
+              serverInstallationCubit: serverInstallationCubit,
+            );
+          },
+        ),
+      );
 
   Widget _stepServerType(
     final ServerInstallationCubit serverInstallationCubit,
   ) =>
-      ServerTypePicker(
+      BlocProvider(
+        create: (final context) => ProviderFormCubit(serverInstallationCubit),
+        child: Builder(
+          builder: (final context) => ServerTypePicker(
             serverInstallationCubit: serverInstallationCubit,
+          ),
+        ),
       );
 
   void _showModal(final BuildContext context, final Widget widget) {

lib/ui/pages/setup/initializing/server_provider_picker.dart

@@ -11,9 +11,14 @@ import 'package:selfprivacy/ui/components/brand_md/brand_md.dart';
 
 class ServerProviderPicker extends StatefulWidget {
   const ServerProviderPicker({
+    required this.formCubit,
+    required this.serverInstallationCubit,
     super.key,
   });
 
+  final ProviderFormCubit formCubit;
+  final ServerInstallationCubit serverInstallationCubit;
+
   @override
   State<ServerProviderPicker> createState() => _ServerProviderPickerState();
 }
@@ -32,11 +37,13 @@ class _ServerProviderPickerState extends State<ServerProviderPicker> {
     switch (selectedProvider) {
       case ServerProvider.unknown:
         return ProviderSelectionPage(
+          serverInstallationCubit: widget.serverInstallationCubit,
           callback: setProvider,
         );
 
       case ServerProvider.hetzner:
         return ProviderInputDataPage(
+          providerCubit: widget.formCubit,
           providerInfo: ProviderPageInfo(
             providerType: ServerProvider.hetzner,
             pathToHow: 'hetzner_how',
@@ -49,6 +56,7 @@ class _ServerProviderPickerState extends State<ServerProviderPicker> {
 
       case ServerProvider.digitalOcean:
         return ProviderInputDataPage(
+          providerCubit: widget.formCubit,
           providerInfo: ProviderPageInfo(
             providerType: ServerProvider.digitalOcean,
             pathToHow: 'hetzner_how',
@@ -77,20 +85,15 @@ class ProviderPageInfo {
 class ProviderInputDataPage extends StatelessWidget {
   const ProviderInputDataPage({
     required this.providerInfo,
+    required this.providerCubit,
     super.key,
   });
 
   final ProviderPageInfo providerInfo;
+  final ProviderFormCubit providerCubit;
 
   @override
-  Widget build(final BuildContext context) => BlocProvider(
+  Widget build(final BuildContext context) => Column(
-        create: (final context) => ProviderFormCubit(
-          context.watch<ServerInstallationCubit>(),
-        ),
-        child: Builder(
-          builder: (final context) {
-            final formCubitState = context.watch<ProviderFormCubit>().state;
-            return Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
           providerInfo.image,
@@ -101,7 +104,7 @@ class ProviderInputDataPage extends StatelessWidget {
           ),
           const Spacer(),
           CubitFormTextField(
-                  formFieldCubit: context.read<ProviderFormCubit>().apiKey,
+            formFieldCubit: providerCubit.apiKey,
             textAlign: TextAlign.center,
             scrollPadding: const EdgeInsets.only(bottom: 70),
             decoration: const InputDecoration(
@@ -111,9 +114,9 @@ class ProviderInputDataPage extends StatelessWidget {
           const Spacer(),
           FilledButton(
             title: 'basis.connect'.tr(),
-                  onPressed: () => formCubitState.isSubmitting
+            onPressed: () => providerCubit.state.isSubmitting
                 ? null
-                      : () => context.read<ProviderFormCubit>().trySubmit(),
+                : () => providerCubit.trySubmit(),
           ),
           const SizedBox(height: 10),
           OutlinedButton(
@@ -140,18 +143,17 @@ class ProviderInputDataPage extends StatelessWidget {
           ),
         ],
       );
-          },
-        ),
-      );
 }
 
 class ProviderSelectionPage extends StatelessWidget {
   const ProviderSelectionPage({
     required this.callback,
+    required this.serverInstallationCubit,
     super.key,
   });
 
   final Function callback;
+  final ServerInstallationCubit serverInstallationCubit;
 
   @override
   Widget build(final BuildContext context) => Column(
@@ -173,8 +175,7 @@ class ProviderSelectionPage extends StatelessWidget {
               children: [
                 InkWell(
                   onTap: () {
-                    context
+                    serverInstallationCubit
-                        .read<ServerInstallationCubit>()
                         .setServerProviderType(ServerProvider.hetzner);
                     callback(ServerProvider.hetzner);
                   },
@@ -188,8 +189,7 @@ class ProviderSelectionPage extends StatelessWidget {
                 ),
                 InkWell(
                   onTap: () {
-                    context
+                    serverInstallationCubit
-                        .read<ServerInstallationCubit>()
                         .setServerProviderType(ServerProvider.digitalOcean);
                     callback(ServerProvider.digitalOcean);
                   },