feat(RSADecryptor): Eigenschaft hinzugefügt, um zu prüfen, ob der RSADecryptor pem verschlüsselt hat.

DigitalData.Core.Security/RSADecryptor.cs

@@ -8,6 +8,8 @@ namespace DigitalData.Core.Security
     {
         public string? Password { get; init; }
 
+        public bool HasEncryptedPem => Password is not null;
+
         public bool IsEncrypted => Password is not null;
 
         private readonly Lazy<IRSAEncryptor> _lazyEncryptor;