feat(data): seed default Lists (My Day, Important, Planned)

tests/ClaudeDo.Worker.Tests/UiSchema/DefaultListSeedTests.cs

@@ -0,0 +1,41 @@
+using ClaudeDo.Data;
+using ClaudeDo.Data.Seeding;
+using Microsoft.EntityFrameworkCore;
+using Xunit;
+
+namespace ClaudeDo.Worker.Tests.UiSchema;
+
+public class DefaultListSeedTests : IDisposable
+{
+    private readonly string _dbPath = Path.Combine(Path.GetTempPath(), $"claudedo-seed-{Guid.NewGuid():N}.db");
+
+    private ClaudeDoDbContext NewContext()
+    {
+        var opts = new DbContextOptionsBuilder<ClaudeDoDbContext>()
+            .UseSqlite($"Data Source={_dbPath}").Options;
+        var ctx = new ClaudeDoDbContext(opts);
+        ctx.Database.EnsureCreated();
+        return ctx;
+    }
+
+    [Fact]
+    public async Task Seeds_MyDay_Important_Planned_Lists_Idempotently()
+    {
+        await using (var ctx = NewContext())
+        {
+            await DefaultListsSeeder.SeedAsync(ctx);
+            await DefaultListsSeeder.SeedAsync(ctx); // idempotent
+        }
+
+        await using var verify = NewContext();
+        var names = verify.Lists.Select(l => l.Name).OrderBy(n => n).ToList();
+        Assert.Equal(new[] { "Important", "My Day", "Planned" }, names);
+    }
+
+    public void Dispose()
+    {
+        try { if (File.Exists(_dbPath)) File.Delete(_dbPath); } catch { }
+        try { if (File.Exists(_dbPath + "-wal")) File.Delete(_dbPath + "-wal"); } catch { }
+        try { if (File.Exists(_dbPath + "-shm")) File.Delete(_dbPath + "-shm"); } catch { }
+    }
+}