feat(ui): repo-import modal — remember folders, search, compact rows, no auto-select

src/ClaudeDo.Data/Repositories/AppSettingsRepository.cs

@@ -1,3 +1,4 @@
+using System.Text.Json;
 using ClaudeDo.Data.Models;
 using Microsoft.EntityFrameworkCore;
 
@@ -45,4 +46,31 @@ public sealed class AppSettingsRepository
 
         await _context.SaveChangesAsync(ct);
     }
+
+    public async Task<List<string>> GetRepoImportFoldersAsync(CancellationToken ct = default)
+    {
+        var json = await _context.AppSettings.AsNoTracking()
+            .Where(s => s.Id == AppSettingsEntity.SingletonId)
+            .Select(s => s.RepoImportFolders)
+            .FirstOrDefaultAsync(ct);
+
+        if (string.IsNullOrWhiteSpace(json)) return new List<string>();
+        try { return JsonSerializer.Deserialize<List<string>>(json) ?? new List<string>(); }
+        catch (JsonException) { return new List<string>(); }
+    }
+
+    public async Task SetRepoImportFoldersAsync(IEnumerable<string> folders, CancellationToken ct = default)
+    {
+        var list = folders.ToList();
+        var row = await _context.AppSettings
+            .FirstOrDefaultAsync(s => s.Id == AppSettingsEntity.SingletonId, ct);
+        if (row is null)
+        {
+            row = new AppSettingsEntity { Id = AppSettingsEntity.SingletonId };
+            _context.AppSettings.Add(row);
+        }
+
+        row.RepoImportFolders = list.Count == 0 ? null : JsonSerializer.Serialize(list);
+        await _context.SaveChangesAsync(ct);
+    }
 }