goldenChat base source add

backend/src/main/java/com/goldenchart/dto/PaperTradeDto.java

@@ -0,0 +1,22 @@
+package com.goldenchart.dto;
+
+import lombok.Builder;
+import lombok.Data;
+
+@Data
+@Builder
+public class PaperTradeDto {
+    private Long    id;
+    private String  symbol;
+    private String  side;
+    private String  orderKind;
+    private String  source;
+    private Long    strategyId;
+    private Double  price;
+    private Double  quantity;
+    private Double  grossAmount;
+    private Double  feeAmount;
+    private Double  netAmount;
+    private Double  cashAfter;
+    private String  createdAt;
+}