fix: club NPE

Author: bestdevmgp

dodam-application/dodam-rest-api/src/main/java/b1nd/dodam/restapi/member/application/data/req/UpdateStudentInfoReq.java

@@ -1,3 +1,9 @@
 package b1nd.dodam.restapi.member.application.data.req;
 
-public record UpdateStudentInfoReq(Integer grade, Integer room, Integer number) {}
+import jakarta.validation.constraints.NotNull;
+
+public record UpdateStudentInfoReq(
+        @NotNull Integer grade,
+        @NotNull Integer room,
+        @NotNull Integer number
+) {}

dodam-application/dodam-rest-api/src/main/java/b1nd/dodam/restapi/member/presentation/MemberController.java

@@ -113,7 +113,7 @@ public Response updateMemberInfo(@RequestBody @Valid UpdateMemberInfoReq req) {
     }
 
     @PatchMapping("/student/info")
-    public Response updateStudentInfo(@RequestBody UpdateStudentInfoReq req) {
+    public Response updateStudentInfo(@RequestBody @Valid UpdateStudentInfoReq req) {
         return commandUseCase.updateStudentInfo(req);
     }