[PM-34825] Add support for ml-dsa44 keypairs (#7435)

* Add support for ml-dsa65 keypairs

* Undo changes to billing

* Increase security state size

* Replace with ml-dsa-44

Author: quexten

src/Core/KeyManagement/Enums/SignatureAlgorithm.cs

@@ -5,5 +5,6 @@
 // </summary>
 public enum SignatureAlgorithm : byte
 {
-    Ed25519 = 0
+    Ed25519 = 0,
+    MlDsa44 = 1,
 }

src/Core/KeyManagement/Models/Api/Request/SecurityStateModel.cs

@@ -6,7 +6,7 @@ namespace Bit.Core.KeyManagement.Models.Api.Request;
 
 public class SecurityStateModel
 {
-    [StringLength(1000)]
+    [StringLength(10000)]
     [JsonPropertyName("securityState")]
     public required string SecurityState { get; set; }
     [JsonPropertyName("securityVersion")]

src/Core/KeyManagement/Models/Api/Request/SignatureKeyPairRequestModel.cs

@@ -11,13 +11,15 @@ public class SignatureKeyPairRequestModel
 
     public SignatureKeyPairData ToSignatureKeyPairData()
     {
-        if (SignatureAlgorithm != "ed25519")
+        if (SignatureAlgorithm != "ed25519" && SignatureAlgorithm != "mldsa44")
         {
             throw new ArgumentException(
                 $"Unsupported signature algorithm: {SignatureAlgorithm}"
             );
         }
-        var algorithm = Core.KeyManagement.Enums.SignatureAlgorithm.Ed25519;
+        var algorithm = SignatureAlgorithm == "ed25519"
+            ? Core.KeyManagement.Enums.SignatureAlgorithm.Ed25519
+            : Core.KeyManagement.Enums.SignatureAlgorithm.MlDsa44;
 
         return new SignatureKeyPairData(
             algorithm,