[KW-481] feat: grpc error http status to runtime status

[coffeesigma]

🔷 Jira Ticket ID

KW-481

---

📌 작업 내용 및 특이사항

• toStatusRuntimeException 메서드 추가
• grpc server 로직에 반영

---

📚 참고사항

[Copilot]

Pull Request Overview

This PR introduces a utility to convert application-specific error codes into gRPC runtime exceptions and applies it to the member service implementation.

• Adds GrpcExceptionUtil.toStatusRuntimeException to map BaseErrorCode to StatusRuntimeException with metadata
• Updates MemberGrpcServiceImpl to use the new gRPC exception utility instead of CommonException

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

File	Description
src/main/java/com/doubleo/memberservice/global/exception/GrpcExceptionUtil.java	New utility to convert BaseErrorCode into gRPC exceptions
src/main/java/com/doubleo/memberservice/domain/member/grpc/server/MemberGrpcServiceImpl.java	Swapped out CommonException for GrpcExceptionUtil error handling

Comments suppressed due to low confidence (1)

src/main/java/com/doubleo/memberservice/global/exception/GrpcExceptionUtil.java:10

• This new utility method currently lacks unit tests to verify correct status code conversion and metadata population. Adding tests for various BaseErrorCode inputs would ensure reliability.

public static StatusRuntimeException toStatusRuntimeException(BaseErrorCode errorCode) {

[willjsw]

고생하셨습니다!