feat : User 컨트롤러 레이어 Convert 및 DTO 추가

src/main/java/com/prgrms/board/user/controller/dto/UserControllerConverter.java

@@ -0,0 +1,20 @@
+package com.prgrms.board.user.controller.dto;
+
+import com.prgrms.board.user.service.dto.UserDetailedParam;
+import com.prgrms.board.user.service.dto.UserShortResult;
+import org.springframework.stereotype.Component;
+
+@Component
+public class UserControllerConverter {
+    public UserDetailedParam toUserDetailedParam(UserDetailedRequest request) {
+        return new UserDetailedParam(
+                request.name(),
+                request.age(),
+                request.hobby()
+        );
+    }
+
+    public UserShortResponse toUserResponse(UserShortResult result) {
+        return new UserShortResponse(result.id());
+    }
+}

src/main/java/com/prgrms/board/user/controller/dto/UserDetailedRequest.java

@@ -0,0 +1,17 @@
+package com.prgrms.board.user.controller.dto;
+
+import jakarta.validation.constraints.*;
+
+public record UserDetailedRequest(
+        @NotBlank
+        @Size(min = 2, max = 20)
+        String name,
+
+        @NotNull
+        @Min(value = 0)
+        @Max(value = 120)
+        Integer age,
+
+        String hobby
+) {
+}

src/main/java/com/prgrms/board/user/controller/dto/UserShortResponse.java

@@ -0,0 +1,5 @@
+package com.prgrms.board.user.controller.dto;
+
+public record UserShortResponse(Long id) {
+}
+