refactor(RSADecryptor): Lazy Loading in Encryptor Getter integriert, um die Leistung zu verbessern.

DigitalData.Core.Security/RSADecryptor.cs

@@ -10,19 +10,18 @@ namespace DigitalData.Core.Security
 
         public bool IsEncrypted => Password is not null;
 
-        public IRSAEncryptor Encryptor
-        {
-            get
-            {
-                return new RSAEncryptor()
-                {
-                    Pem = _rsa.ExportRSAPublicKeyPem(),
-                    Padding = Padding
-                };
-            }
-        }
+        private readonly Lazy<IRSAEncryptor> _lazyEncryptor;
 
-        internal RSADecryptor() { }
+        public IRSAEncryptor Encryptor => _lazyEncryptor.Value;
+
+        internal RSADecryptor() 
+        {
+            _lazyEncryptor = new(() => new RSAEncryptor()
+            {
+                Pem = _rsa.ExportRSAPublicKeyPem(),
+                Padding = Padding
+            });
+        }
 
         [OnDeserialized]
         private void OnDeserialized(StreamingContext context) => Init();