first commit

services/csharp/example/Infrastructure/AppDbContext.cs

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+using Microsoft.EntityFrameworkCore;
+using SequenceAuth.Example.Domain;
+
+namespace SequenceAuth.Example.Infrastructure;
+
+public class AppDbContext(DbContextOptions<AppDbContext> options) : DbContext(options)
+{
+    public DbSet<User> Users => Set<User>();
+    public DbSet<TodoItem> Todos => Set<TodoItem>();
+
+    protected override void OnModelCreating(ModelBuilder modelBuilder)
+    {
+        modelBuilder.Entity<User>(entity =>
+        {
+            entity.HasKey(e => e.Id);
+            entity.Property(e => e.Username).IsRequired();
+            entity.HasIndex(e => e.Username).IsUnique();
+        });
+
+        modelBuilder.Entity<TodoItem>(entity =>
+        {
+            entity.HasKey(e => e.Id);
+            entity.Property(e => e.Title).IsRequired();
+            entity.Property(e => e.Status).HasConversion<string>();
+        });
+    }
+}

services/csharp/example/Infrastructure/KebabCaseParameterTransformer.cs

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+using System.Text.RegularExpressions;
+using Microsoft.AspNetCore.Routing;
+
+namespace SequenceAuth.Example.Infrastructure;
+
+public class KebabCaseParameterTransformer : IOutboundParameterTransformer
+{
+    public string? TransformOutbound(object? value)
+    {
+        return value == null ? null : value.ToString()!.ToKebabCase();
+    }
+}
+
+public static partial class StringExtension
+{
+    [GeneratedRegex("([a-z0-9])([A-Z])", RegexOptions.Compiled)]
+    private static partial Regex KebabCaseRule();
+
+    public static string ToKebabCase(this string input)
+        => KebabCaseRule().Replace(input, "$1-$2").ToLower().Trim('-');
+}