Initial commit: base slice (auth, roles, users, admin) scaffold

Backend: .NET 10 Clean Architecture + LiteCqrs.Net + EF Core/PostgreSQL +
Identity/JWT. Frontend: React 19 + Vite + TanStack Query/Router + Tailwind v4
with a retro CRT theme. Docker/compose deployment mirroring PnvPanel's
conventions, scoped down to the current base feature set.

backend/src/TeleWave.Infrastructure/Persistence/AppDbContext.cs

@@ -0,0 +1,24 @@
+using Microsoft.AspNetCore.Identity.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore;
+using TeleWave.Application.Common.Interfaces;
+using TeleWave.Domain.Auth;
+using TeleWave.Infrastructure.Identity;
+
+namespace TeleWave.Infrastructure.Persistence;
+
+/// <summary>
+/// Корневой DbContext приложения: Identity-схема (пользователи/роли) + сущности домена
+/// (добавляются по мере реализации фич).
+/// </summary>
+public class AppDbContext(DbContextOptions<AppDbContext> options)
+    : IdentityDbContext<AppUser, AppRole, Guid>(options),
+        IAppDbContext
+{
+    public DbSet<RefreshToken> RefreshTokens => Set<RefreshToken>();
+
+    protected override void OnModelCreating(ModelBuilder modelBuilder)
+    {
+        base.OnModelCreating(modelBuilder);
+        modelBuilder.ApplyConfigurationsFromAssembly(typeof(AppDbContext).Assembly);
+    }
+}