Add -o --output parameters to DB seeder util for preset command

util/SeederUtility/Commands/PresetArgs.cs

@@ -2,6 +2,12 @@
 
 namespace Bit.SeederUtility.Commands;
 
+public enum OutputFormat
+{
+    Text,
+    Json,
+}
+
 /// <summary>
 /// CLI argument model for the preset command.
 /// Supports loading presets from embedded resources.
@@ -14,6 +20,14 @@ public class PresetArgs : IArgumentModel
     [Option('l', "list", Description = "List all available presets and fixtures")]
     public bool List { get; set; }
 
+    [Option('o', "output", Description = "Output format for --list: text or json (default: text)")]
+    public string? Output { get; set; }
+
+    public OutputFormat GetOutputFormat() =>
+        string.IsNullOrWhiteSpace(Output)
+            ? OutputFormat.Text
+            : Enum.Parse<OutputFormat>(Output, ignoreCase: true);
+
     [Option("mangle", Description = "Enable mangling for test isolation")]
     public bool Mangle { get; set; }
 
@@ -25,6 +39,12 @@ public class PresetArgs : IArgumentModel
 
     public void Validate()
     {
+        if (!string.IsNullOrWhiteSpace(Output)
+            && !Enum.TryParse<OutputFormat>(Output, ignoreCase: true, out _))
+        {
+            throw new ArgumentException($"Unrecognized output format '{Output}'. Allowed: text, json.");
+        }
+
         if (List)
         {
             return;

util/SeederUtility/Commands/PresetCommand.cs

@@ -1,4 +1,5 @@
-using Bit.Seeder.Recipes;
+using System.Text.Json;
+using Bit.Seeder.Recipes;
 using Bit.Seeder.Services;
 using Bit.SeederUtility.Configuration;
 using Bit.SeederUtility.Helpers;
@@ -18,7 +19,7 @@ public void Execute(PresetArgs args)
 
             if (args.List)
             {
-                PrintAvailablePresets();
+                PrintAvailablePresets(args.GetOutputFormat());
                 return;
             }
 
@@ -89,7 +90,7 @@ private static void RunIndividualPreset(PresetArgs args)
         ConsoleOutput.PrintMangleMap(deps);
     }
 
-    private static void PrintAvailablePresets()
+    private static void PrintAvailablePresets(OutputFormat format = OutputFormat.Text)
     {
         var available = PresetCatalogService.ListAvailable();
 
@@ -108,6 +109,17 @@ private static void PrintAvailablePresets()
             }
         }
 
+        if (format == OutputFormat.Json)
+        {
+            var output = new
+            {
+                organization = orgPresets,
+                individual = individualPresets,
+            };
+            Console.WriteLine(JsonSerializer.Serialize(output, new JsonSerializerOptions { WriteIndented = true }));
+            return;
+        }
+
         Console.WriteLine("Organization Presets:");
         foreach (var preset in orgPresets)
         {

util/SeederUtility/Program.cs

@@ -7,7 +7,11 @@ public class Program
 {
     private static int Main(string[] args)
     {
-        PrintBanner();
+        // Skip the banner when stdout is piped or redirected
+        if (!Console.IsOutputRedirected)
+        {
+            PrintBanner();
+        }
 
         return new AppRunner<Program>()
             .Run(args);