feat: Implement switching between accounts (multi user support), still WIP

lib/features/login/model/client_certificate.dart

@@ -3,44 +3,15 @@ import 'dart:typed_data';
 
 import 'package:hive_flutter/adapters.dart';
 import 'package:paperless_mobile/core/config/hive/hive_config.dart';
-import 'package:paperless_mobile/core/type/types.dart';
 
 part 'client_certificate.g.dart';
 
 @HiveType(typeId: HiveTypeIds.clientCertificate)
 class ClientCertificate {
-  static const bytesKey = 'bytes';
-  static const passphraseKey = 'passphrase';
-
   @HiveField(0)
-  final Uint8List bytes;
+  Uint8List bytes;
   @HiveField(1)
-  final String? passphrase;
+  String? passphrase;
 
   ClientCertificate({required this.bytes, this.passphrase});
-
-  static ClientCertificate? nullable(Uint8List? bytes, {String? passphrase}) {
-    if (bytes != null) {
-      return ClientCertificate(bytes: bytes, passphrase: passphrase);
-    }
-    return null;
-  }
-
-  JSON toJson() {
-    return {
-      bytesKey: base64Encode(bytes),
-      passphraseKey: passphrase,
-    };
-  }
-
-  ClientCertificate.fromJson(JSON json)
-      : bytes = base64Decode(json[bytesKey]),
-        passphrase = json[passphraseKey];
-
-  ClientCertificate copyWith({Uint8List? bytes, String? passphrase}) {
-    return ClientCertificate(
-      bytes: bytes ?? this.bytes,
-      passphrase: passphrase ?? this.passphrase,
-    );
-  }
 }