fix(trade): simplify proxy order and respect product whitelist

Drop SMS verification for HQ/partner proxy orders; keep form draft across product picker; hide whitelist-only products from partner catalog.

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

server/dukang-api/src/modules/trade/dto/partner-proxy-order.dto.ts

@@ -39,25 +39,11 @@ export class PartnerProxyOrderPreviewDto {
   receiverDistrict?: string;
 }
 
-export class PartnerProxyOrderSendCustomerSmsDto {
-  @IsString()
-  @Matches(/^1\d{10}$/, { message: '请输入有效手机号' })
-  phone: string;
-}
-
 export class PartnerProxyOrderCreateDto {
   @IsString()
   @Matches(/^1\d{10}$/, { message: '请输入有效手机号' })
   phone: string;
 
-  @IsString()
-  @IsNotEmpty()
-  customerSmsCode: string;
-
-  @IsString()
-  @IsNotEmpty()
-  partnerSmsCode: string;
-
   @IsIn(['ADDRESS', 'ON_SITE_PICKUP'])
   deliveryMode: 'ADDRESS' | 'ON_SITE_PICKUP';