search and ai stabilization work, localization stablized.

src/__Libraries/StellaOps.Cryptography.Plugin.BouncyCastle/BouncyCastleEd25519CryptoProvider.cs

@@ -4,6 +4,7 @@ using System;
 using System.Collections.Concurrent;
 using System.Collections.Generic;
 using System.Linq;
+using static StellaOps.Localization.T;
 
 namespace StellaOps.Cryptography.Plugin.BouncyCastle;
 
@@ -38,10 +39,10 @@ public sealed partial class BouncyCastleEd25519CryptoProvider : ICryptoProvider
     }
 
     public ICryptoHasher GetHasher(string algorithmId)
-        => throw new NotSupportedException("BouncyCastle Ed25519 provider does not expose hashing capabilities.");
+        => throw new NotSupportedException(_t("crypto.ed25519.no_hashing"));
 
     public IPasswordHasher GetPasswordHasher(string algorithmId)
-        => throw new NotSupportedException("BouncyCastle provider does not expose password hashing capabilities.");
+        => throw new NotSupportedException(_t("crypto.provider.no_password_hashing", Name));
 
     public ICryptoSigner GetSigner(string algorithmId, CryptoKeyReference keyReference)
     {
@@ -50,7 +51,7 @@ public sealed partial class BouncyCastleEd25519CryptoProvider : ICryptoProvider
 
         if (!_signingKeys.TryGetValue(keyReference.KeyId, out var entry))
         {
-            throw new KeyNotFoundException($"Signing key '{keyReference.KeyId}' is not registered with provider '{Name}'.");
+            throw new KeyNotFoundException(_t("crypto.provider.key_not_registered", keyReference.KeyId, Name));
         }
 
         EnsureAlgorithmSupported(algorithmId);
@@ -58,7 +59,7 @@ public sealed partial class BouncyCastleEd25519CryptoProvider : ICryptoProvider
         if (!string.Equals(entry.Descriptor.AlgorithmId, normalized, StringComparison.OrdinalIgnoreCase))
         {
             throw new InvalidOperationException(
-                $"Signing key '{keyReference.KeyId}' is registered for algorithm '{entry.Descriptor.AlgorithmId}', not '{algorithmId}'.");
+                _t("crypto.provider.key_algorithm_mismatch", keyReference.KeyId, entry.Descriptor.AlgorithmId, algorithmId));
         }
 
         return new Ed25519SignerWrapper(entry);
@@ -71,7 +72,7 @@ public sealed partial class BouncyCastleEd25519CryptoProvider : ICryptoProvider
 
         if (signingKey.Kind != CryptoSigningKeyKind.Raw)
         {
-            throw new InvalidOperationException($"Provider '{Name}' requires raw Ed25519 private key material.");
+            throw new InvalidOperationException(_t("crypto.ed25519.raw_key_required", Name));
         }
 
         var privateKey = NormalizePrivateKey(signingKey.PrivateKey);