Initial commit

backend/src/main/java/com/maternalmall/common/ApiResponse.java

@@ -0,0 +1,26 @@
+package com.maternalmall.common;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+public class ApiResponse<T> {
+    private int code;
+    private String message;
+    private T data;
+
+    public static <T> ApiResponse<T> ok(T data) {
+        return new ApiResponse<>(0, "ok", data);
+    }
+
+    public static ApiResponse<Void> ok() {
+        return new ApiResponse<>(0, "ok", null);
+    }
+
+    public static ApiResponse<Void> fail(String message) {
+        return new ApiResponse<>(-1, message, null);
+    }
+}