Add --architecture flag to novadrop-dc schema.

Part of #19.

doc/tools/dc.md

@@ -92,6 +92,7 @@ specifies the path of the directory to write inferred schemas to.
 | - | - |
 | `--decryption-key <key>` | Specifies a decryption key (defaults to the latest known key). |
 | `--decryption-iv <iv>` | Specifies a decryption IV (defaults to the latest known IV). |
+| `--architecture <architecture>` | Specifies the data center format architecture (defaults to `X64`). |
 | `--strict` | Enables strict format compliance checks while reading the input file. |
 | `--strategy <level>` | Specifies a schema inference strategy (defaults to `Conservative`). |
 | `--subdirectories` | Enables using output subdirectories based on data sheet names. |

src/tools/dc/Commands/SchemaCommand.cs

@@ -25,6 +25,10 @@ public sealed class SchemaCommandSettings : CommandSettings
         [TypeConverter(typeof(HexStringConverter))]
         public ReadOnlyMemory<byte> DecryptionIV { get; init; } = DataCenter.LatestIV;
 
+        [CommandOption("--architecture <architecture>")]
+        [Description("Set format architecture")]
+        public DataCenterArchitecture Architecture { get; init; } = DataCenterArchitecture.X64;
+
         [CommandOption("--strict")]
         [Description("Enable strict verification")]
         public bool Strict { get; init; }
@@ -80,6 +84,7 @@ This means that schemas generated from this command may reject modifications to
                     new DataCenterLoadOptions()
                         .WithKey(settings.DecryptionKey.Span)
                         .WithIV(settings.DecryptionIV.Span)
+                        .WithArchitecture(settings.Architecture)
                         .WithStrict(settings.Strict)
                         .WithLoaderMode(DataCenterLoaderMode.Eager)
                         .WithMutability(DataCenterMutability.Immutable),