feat(partner): complete proxy order with dual SMS and pickup

Add partner/customer SMS confirm, address auto-receive or on-site
pickup, proxy placer fields, PARTNER_PROXY user source, and C-end badge.

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

server/dukang-api/prisma/schema.prisma

@@ -256,6 +256,7 @@ enum UserSourceType {
   SHARE_LINK
   FRIEND_REFERRAL
   OFFLINE_EVENT
+  PARTNER_PROXY
   OTHER
 }
 
@@ -1153,6 +1154,10 @@ model Order {
   payExpireAt              DateTime? @map("pay_expire_at") @db.DateTime(3)
   partnerAccountIdAtPay    BigInt?   @map("partner_account_id_at_pay") @db.UnsignedBigInt
   orderCommissionRateAtPay Decimal?  @map("order_commission_rate_at_pay") @db.Decimal(5, 4)
+  /// 代下单操作人（与佣金归属 partnerAccountIdAtPay 分离）
+  proxyPartnerAccountId    BigInt?   @map("proxy_partner_account_id") @db.UnsignedBigInt
+  proxyPartnerName         String?   @map("proxy_partner_name") @db.VarChar(64)
+  proxyPartnerPhone        String?   @map("proxy_partner_phone") @db.VarChar(20)
   fulfillmentWarehouseId   BigInt?   @map("fulfillment_warehouse_id") @db.UnsignedBigInt
   /// 大单等场景拦截自动推承运商，待总部确认后推单或自配送
   fulfillmentHold          Boolean   @default(false) @map("fulfillment_hold")
@@ -1181,6 +1186,7 @@ model Order {
   @@index([ipCity])
   @@index([gpsCity])
   @@index([fulfillmentWarehouseId])
+  @@index([proxyPartnerAccountId])
   @@map("user_order")
 }