fix: 补全 ShopProfile 和 Post 响应中缺失的后端字段

ShopProfile 补上 allowMultiShop/allowIndependentOrders/dispatchMode，Post 补上 pinned/linkedOrderId。这些字段在 RPC proto、数据库和写入逻辑中均已存在，但 API 响应类型和映射函数遗漏了它们。同时补回 community.api 中 CreateCommentReq 的 PostId 字段定义。

app/shop/api/internal/logic/shop/helpers.go

@@ -36,16 +36,19 @@ func toShopProfile(in *pb.Shops) *types.ShopProfile {
 			VerificationStatus: map[string]string{},
 			CreatedAt:          "",
 		},
-		Name:            in.Name,
-		Banner:          in.Banner,
-		Description:     in.Description,
-		Rating:          in.Rating,
-		TotalOrders:     in.TotalOrders,
-		PlayerCount:     in.PlayerCount,
-		CommissionType:  in.CommissionType,
-		CommissionValue: in.CommissionValue,
-		Announcements:   in.Announcements,
-		TemplateConfig:  template,
+		Name:                   in.Name,
+		Banner:                 in.Banner,
+		Description:            in.Description,
+		Rating:                 in.Rating,
+		TotalOrders:            in.TotalOrders,
+		PlayerCount:            in.PlayerCount,
+		CommissionType:         in.CommissionType,
+		CommissionValue:        in.CommissionValue,
+		AllowMultiShop:         in.AllowMultiShop,
+		AllowIndependentOrders: in.AllowIndependentOrders,
+		DispatchMode:           in.DispatchMode,
+		Announcements:          in.Announcements,
+		TemplateConfig:         template,
 	}
 }