chore: add documentation comments and stylecop rules

src/Api/TakeoutSaaS.AdminApi/Controllers/TenantBillingsController.cs

@@ -28,8 +28,13 @@ public sealed class TenantBillingsController(IMediator mediator) : BaseApiContro
     [ProducesResponseType(typeof(ApiResponse<PagedResult<TenantBillingDto>>), StatusCodes.Status200OK)]
     public async Task<ApiResponse<PagedResult<TenantBillingDto>>> Search(long tenantId, [FromQuery] SearchTenantBillsQuery query, CancellationToken cancellationToken)
     {
+        // 1. 绑定租户标识
         query = query with { TenantId = tenantId };
+
+        // 2. 查询账单列表
         var result = await mediator.Send(query, cancellationToken);
+
+        // 3. 返回分页结果
         return ApiResponse<PagedResult<TenantBillingDto>>.Ok(result);
     }
 
@@ -42,7 +47,10 @@ public sealed class TenantBillingsController(IMediator mediator) : BaseApiContro
     [ProducesResponseType(typeof(ApiResponse<TenantBillingDto>), StatusCodes.Status404NotFound)]
     public async Task<ApiResponse<TenantBillingDto>> Detail(long tenantId, long billingId, CancellationToken cancellationToken)
     {
+        // 1. 查询账单详情
         var result = await mediator.Send(new GetTenantBillQuery { TenantId = tenantId, BillingId = billingId }, cancellationToken);
+
+        // 2. 返回详情或 404
         return result is null
             ? ApiResponse<TenantBillingDto>.Error(StatusCodes.Status404NotFound, "账单不存在")
             : ApiResponse<TenantBillingDto>.Ok(result);
@@ -56,7 +64,10 @@ public sealed class TenantBillingsController(IMediator mediator) : BaseApiContro
     [ProducesResponseType(typeof(ApiResponse<TenantBillingDto>), StatusCodes.Status200OK)]
     public async Task<ApiResponse<TenantBillingDto>> Create(long tenantId, [FromBody, Required] CreateTenantBillingCommand command, CancellationToken cancellationToken)
     {
+        // 1. 绑定租户标识
         command = command with { TenantId = tenantId };
+
+        // 2. 创建账单
         var result = await mediator.Send(command, cancellationToken);
         return ApiResponse<TenantBillingDto>.Ok(result);
     }
@@ -70,8 +81,13 @@ public sealed class TenantBillingsController(IMediator mediator) : BaseApiContro
     [ProducesResponseType(typeof(ApiResponse<TenantBillingDto>), StatusCodes.Status404NotFound)]
     public async Task<ApiResponse<TenantBillingDto>> MarkPaid(long tenantId, long billingId, [FromBody, Required] MarkTenantBillingPaidCommand command, CancellationToken cancellationToken)
     {
+        // 1. 绑定租户与账单标识
         command = command with { TenantId = tenantId, BillingId = billingId };
+
+        // 2. 标记支付状态
         var result = await mediator.Send(command, cancellationToken);
+
+        // 3. 返回结果或 404
         return result is null
             ? ApiResponse<TenantBillingDto>.Error(StatusCodes.Status404NotFound, "账单不存在")
             : ApiResponse<TenantBillingDto>.Ok(result);