[ADD] 支出・収入のクラスを作成しました。

src/main/java/com/example/demo/app/presentation/form/Expense.java

@@ -0,0 +1,17 @@
+package com.example.demo.app.presentation.form;
+
+import java.time.LocalDate;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class Expense {
+
+	private LocalDate date;
+    private Long amount;
+
+}

src/main/java/com/example/demo/app/presentation/form/Income.java

@@ -0,0 +1,17 @@
+package com.example.demo.app.presentation.form;
+
+import java.time.LocalDate;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class Income {
+
+	private LocalDate date;
+    private Long amount;
+
+}