Fix revert routing errors

lib/logic/cubit/server_installation/server_installation_cubit.dart

@@ -411,6 +411,7 @@ class ServerInstallationCubit extends Cubit<ServerInstallationState> {
       case RecoveryStep.recoveryKey:
       case RecoveryStep.newDeviceKey:
       case RecoveryStep.oldToken:
+      case RecoveryStep.hetznerToken:
         emit(
           dataState.copyWith(
             currentStep: RecoveryStep.selecting,
@@ -425,6 +426,23 @@ class ServerInstallationCubit extends Cubit<ServerInstallationState> {
           ),
         );
         break;
+      case RecoveryStep.cloudflareToken:
+        repository.deleteDomain();
+        repository.deleteServerDetails();
+        emit(
+          dataState.copyWith(
+            currentStep: RecoveryStep.serverSelection,
+          ),
+        );
+        break;
+      case RecoveryStep.backblazeToken:
+        repository.deleteBackblazeKey();
+        emit(
+          dataState.copyWith(
+            currentStep: RecoveryStep.cloudflareToken,
+          ),
+        );
+        break;
       // We won't revert steps after client is authorized
       default:
         break;

lib/logic/cubit/server_installation/server_installation_repository.dart

@@ -603,6 +603,11 @@ class ServerInstallationRepository {
     await getIt<ApiConfigModel>().storeServerDetails(serverDetails);
   }
 
+  Future<void> deleteServerDetails() async {
+    await box.delete(BNames.serverDetails);
+    getIt<ApiConfigModel>().init();
+  }
+
   Future<void> saveHetznerKey(final String key) async {
     print('saved');
     await getIt<ApiConfigModel>().storeHetznerKey(key);
@@ -619,10 +624,20 @@ class ServerInstallationRepository {
     await getIt<ApiConfigModel>().storeBackblazeCredential(backblazeCredential);
   }
 
+  Future<void> deleteBackblazeKey() async {
+    await box.delete(BNames.backblazeCredential);
+    getIt<ApiConfigModel>().init();
+  }
+
   Future<void> saveCloudFlareKey(final String key) async {
     await getIt<ApiConfigModel>().storeCloudFlareKey(key);
   }
 
+  Future<void> deleteCloudFlareKey() async {
+    await box.delete(BNames.cloudFlareKey);
+    getIt<ApiConfigModel>().init();
+  }
+
   Future<void> saveDomain(final ServerDomain serverDomain) async {
     await getIt<ApiConfigModel>().storeServerDomain(serverDomain);
   }

lib/logic/get_it/api_config.dart

@@ -34,7 +34,6 @@ class ApiConfigModel {
 
   Future<void> storeBackblazeCredential(final BackblazeCredential value) async {
     await _box.put(BNames.backblazeCredential, value);
-
     _backblazeCredential = value;
   }
 
@@ -64,7 +63,6 @@ class ApiConfigModel {
 
   void init() {
     _hetznerKey = _box.get(BNames.hetznerKey);
-
     _cloudFlareKey = _box.get(BNames.cloudFlareKey);
     _backblazeCredential = _box.get(BNames.backblazeCredential);
     _serverDomain = _box.get(BNames.serverDomain);

lib/ui/pages/setup/recovering/recovery_confirm_backblaze.dart

@@ -28,6 +28,8 @@ class RecoveryConfirmBackblaze extends StatelessWidget {
             heroTitle: 'recovering.confirm_backblaze'.tr(),
             heroSubtitle: 'recovering.confirm_backblaze_description'.tr(),
             hasBackButton: true,
+            onBackButtonPressed:
+                context.read<ServerInstallationCubit>().revertRecoveryStep,
             hasFlashButton: false,
             children: [
               CubitFormTextField(

lib/ui/pages/setup/recovering/recovery_confirm_cloudflare.dart

@@ -31,6 +31,8 @@ class RecoveryConfirmCloudflare extends StatelessWidget {
             ),
             hasBackButton: true,
             hasFlashButton: false,
+            onBackButtonPressed:
+                context.read<ServerInstallationCubit>().revertRecoveryStep,
             children: [
               CubitFormTextField(
                 formFieldCubit: context.read<CloudFlareFormCubit>().apiKey,

lib/ui/pages/setup/recovering/recovery_confirm_server.dart

@@ -39,6 +39,8 @@ class _RecoveryConfirmServerState extends State<RecoveryConfirmServer> {
             ? 'recovering.choose_server_description'.tr()
             : 'recovering.confirm_server_description'.tr(),
         hasBackButton: true,
+        onBackButtonPressed:
+            context.read<ServerInstallationCubit>().revertRecoveryStep,
         hasFlashButton: false,
         children: [
           FutureBuilder<List<ServerBasicInfoWithValidators>>(

lib/ui/pages/setup/recovering/recovery_hentzner_connected.dart

@@ -32,6 +32,8 @@ class RecoveryHetznerConnected extends StatelessWidget {
             ),
             hasBackButton: true,
             hasFlashButton: false,
+            onBackButtonPressed:
+                context.read<ServerInstallationCubit>().revertRecoveryStep,
             children: [
               CubitFormTextField(
                 formFieldCubit: context.read<HetznerFormCubit>().apiKey,