Prepare Pro 1.0.1 imports and license tooling

tools/LmeLicenseManager/LicenseRepository.cs

@@ -240,14 +240,25 @@ internal sealed class LicenseRepository
     {
         if (File.Exists(PrivateKeyPath))
         {
-            using var existing = LoadPrivateKey();
-            if (!_allowKeyGeneration && !IsExpectedSigningKey(existing))
+            try
             {
-                throw new CryptographicException("La chiave locale non corrisponde alla chiave pubblica incorporata in LME Pro.");
-            }
+                using var existing = LoadPrivateKey();
+                if (!_allowKeyGeneration && !IsExpectedSigningKey(existing))
+                {
+                    PreserveIncompatiblePrivateKey();
+                    File.WriteAllText(PublicKeyPath, ExpectedPublicKeyPem, Encoding.ASCII);
+                    return;
+                }
 
-            File.WriteAllText(PublicKeyPath, existing.ExportSubjectPublicKeyInfoPem(), Encoding.ASCII);
-            return;
+                File.WriteAllText(PublicKeyPath, existing.ExportSubjectPublicKeyInfoPem(), Encoding.ASCII);
+                return;
+            }
+            catch (CryptographicException) when (!_allowKeyGeneration)
+            {
+                PreserveIncompatiblePrivateKey();
+                File.WriteAllText(PublicKeyPath, ExpectedPublicKeyPem, Encoding.ASCII);
+                return;
+            }
         }
 
         if (!_allowKeyGeneration)
@@ -265,6 +276,15 @@ internal sealed class LicenseRepository
         File.SetAttributes(PrivateKeyPath, FileAttributes.Hidden);
     }
 
+    private void PreserveIncompatiblePrivateKey()
+    {
+        File.SetAttributes(PrivateKeyPath, FileAttributes.Normal);
+        var preservedPath = Path.Combine(
+            _directory,
+            $"manual-license-private-incompatible-{DateTime.UtcNow:yyyyMMddHHmmss}.dpapi");
+        File.Move(PrivateKeyPath, preservedPath);
+    }
+
     private static bool IsExpectedSigningKey(RSA rsa)
     {
         using var expected = RSA.Create();