feat: 增加角色/权限管理 API 与应用层命令

src/Application/TakeoutSaaS.Application/Identity/Commands/CreatePermissionCommand.cs

@@ -0,0 +1,14 @@
+using MediatR;
+using TakeoutSaaS.Application.Identity.Contracts;
+
+namespace TakeoutSaaS.Application.Identity.Commands;
+
+/// <summary>
+/// 创建权限。
+/// </summary>
+public sealed record CreatePermissionCommand : IRequest<PermissionDto>
+{
+    public string Name { get; init; } = string.Empty;
+    public string Code { get; init; } = string.Empty;
+    public string? Description { get; init; }
+}