Add moveToTop on portfolio update so items pin to absolute list top.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/portfolios/dto/portfolio.dto.ts

@@ -1,7 +1,8 @@
 import { ContentStatus } from '@prisma/client';
-import { Type } from 'class-transformer';
+import { Transform, Type } from 'class-transformer';
 import {
   IsArray,
+  IsBoolean,
   IsEnum,
   IsInt,
   IsOptional,
@@ -176,6 +177,12 @@ export class UpdatePortfolioDto {
   @IsInt()
   sortOrder?: number;
 
+  /** Pin this portfolio to the top of the list (max sort_order + 1). */
+  @IsOptional()
+  @Transform(({ value }) => value === true || value === 'true')
+  @IsBoolean()
+  moveToTop?: boolean;
+
   @IsOptional()
   @IsString()
   @Matches(/^[a-z0-9]+(?:-[a-z0-9]+)*$/)

src/portfolios/portfolios.service.ts

@@ -280,6 +280,10 @@ export class PortfoliosService {
       }
     }
 
+    const pinnedSortOrder = dto.moveToTop
+      ? await this.nextSortOrder(businessId)
+      : undefined;
+
     const updated = await this.prisma.$transaction(async (tx) => {
       const data: Prisma.portfoliosUncheckedUpdateInput = {
         slug,
@@ -302,7 +306,9 @@ export class PortfoliosService {
       if (featuredMediaId !== undefined) {
         data.featured_media_id = featuredMediaId;
       }
-      if (dto.sortOrder !== undefined) {
+      if (pinnedSortOrder !== undefined) {
+        data.sort_order = pinnedSortOrder;
+      } else if (dto.sortOrder !== undefined) {
         data.sort_order = dto.sortOrder;
       }
       if (publishedAt !== undefined) {