fix: allow super admin tenant-scoped role ops

src/Application/TakeoutSaaS.Application/Identity/Handlers/BindRolePermissionsCommandHandler.cs

@@ -16,7 +16,7 @@ public sealed class BindRolePermissionsCommandHandler(
     public async Task<bool> Handle(BindRolePermissionsCommand request, CancellationToken cancellationToken)
     {
         // 1. 获取租户上下文
-        var tenantId = tenantProvider.GetCurrentTenantId();
+        var tenantId = request.TenantId ?? tenantProvider.GetCurrentTenantId();
 
         // 2. 覆盖式绑定权限
         await rolePermissionRepository.ReplaceRolePermissionsAsync(tenantId, request.RoleId, request.PermissionIds, cancellationToken);

src/Application/TakeoutSaaS.Application/Identity/Handlers/CreateRoleCommandHandler.cs

@@ -18,7 +18,7 @@ public sealed class CreateRoleCommandHandler(
     public async Task<RoleDto> Handle(CreateRoleCommand request, CancellationToken cancellationToken)
     {
         // 1. 获取租户上下文
-        var tenantId = tenantProvider.GetCurrentTenantId();
+        var tenantId = request.TenantId ?? tenantProvider.GetCurrentTenantId();
 
         // 2. 构建角色实体
         var role = new Role

src/Application/TakeoutSaaS.Application/Identity/Handlers/DeleteRoleCommandHandler.cs

@@ -16,7 +16,7 @@ public sealed class DeleteRoleCommandHandler(
     public async Task<bool> Handle(DeleteRoleCommand request, CancellationToken cancellationToken)
     {
         // 1. 获取租户上下文
-        var tenantId = tenantProvider.GetCurrentTenantId();
+        var tenantId = request.TenantId ?? tenantProvider.GetCurrentTenantId();
 
         // 2. 删除角色
         await roleRepository.DeleteAsync(request.RoleId, tenantId, cancellationToken);

src/Application/TakeoutSaaS.Application/Identity/Handlers/RoleDetailQueryHandler.cs

@@ -20,7 +20,7 @@ public sealed class RoleDetailQueryHandler(
     public async Task<RoleDetailDto?> Handle(RoleDetailQuery request, CancellationToken cancellationToken)
     {
         // 1. 获取租户上下文并查询角色
-        var tenantId = tenantProvider.GetCurrentTenantId();
+        var tenantId = request.TenantId ?? tenantProvider.GetCurrentTenantId();
         var role = await roleRepository.FindByIdAsync(request.RoleId, tenantId, cancellationToken);
         if (role is null)
         {

src/Application/TakeoutSaaS.Application/Identity/Handlers/SearchRolesQueryHandler.cs

@@ -18,7 +18,7 @@ public sealed class SearchRolesQueryHandler(
     public async Task<PagedResult<RoleDto>> Handle(SearchRolesQuery request, CancellationToken cancellationToken)
     {
         // 1. 获取租户上下文并查询角色
-        var tenantId = tenantProvider.GetCurrentTenantId();
+        var tenantId = request.TenantId ?? tenantProvider.GetCurrentTenantId();
         var roles = await roleRepository.SearchAsync(tenantId, request.Keyword, cancellationToken);
 
         // 2. 排序

src/Application/TakeoutSaaS.Application/Identity/Handlers/UpdateRoleCommandHandler.cs

@@ -17,7 +17,7 @@ public sealed class UpdateRoleCommandHandler(
     public async Task<RoleDto?> Handle(UpdateRoleCommand request, CancellationToken cancellationToken)
     {
         // 1. 获取租户上下文并查询角色
-        var tenantId = tenantProvider.GetCurrentTenantId();
+        var tenantId = request.TenantId ?? tenantProvider.GetCurrentTenantId();
         var role = await roleRepository.FindByIdAsync(request.RoleId, tenantId, cancellationToken);
         if (role == null)
         {