#141, 142 - 쪽지 답장 온보딩 시트 조회 API를 구현합니다.

[kpeel5839]

1. 🔗 관련 이슈

closes #141
closes #142

2. 📄 구현한 내용 또는 수정한 내용

• 답장하기 기능 온보딩 시트 구현했습니다.
• 조회처리도 되게끔 했습니다.

3. ✅ 배포 Checklist

• 본인을 Assign 해주세요.

[Copilot]

Pull Request Overview

This PR implements the answer message onboarding sheet API and extends the onboarding functionality to support a new ANSWER_MESSAGE category.

• Added an onboarding explanation component for reply messages with customized texts, images, and buttons.
• Extended the onboarding category enum, bottom sheet component, and related DTOs and service logic to support ANSWER_MESSAGE onboarding.
• Updated the viewed onboarding sheet model and message service to accommodate the new onboarding type.

Reviewed Changes

Copilot reviewed 8 out of 8 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
domain/src/main/kotlin/com/wespot/view/OnBoardingExplanationComponent.kt	Added a new function to create an explanation component for answer messages.
domain/src/main/kotlin/com/wespot/view/OnBoardingCategory.kt	Introduced the ANSWER_MESSAGE enum value with a redundant null check on valueOf.
domain/src/main/kotlin/com/wespot/view/OnBoardingBottomSheetComponent.kt	Added support for ANSWER_MESSAGE by creating a new bottom sheet type function.
domain/src/main/kotlin/com/wespot/common/ViewedOnBoardingSheet.kt	Added a constant and logic for ANSWER_MESSAGE onboarding state.
core/src/main/kotlin/com/wespot/message/service/v2/GetMessageV2Service.kt	Removed commented-out code to use finder functions directly.
core/src/main/kotlin/com/wespot/common/service/view/OnBoardingService.kt	Updated page response composition and annotated the method as read-only transactional.
core/src/main/kotlin/com/wespot/common/dto/OnBoardingResponse.kt	Overloaded the fromFirstPage and fromSecondPage functions to handle the new input values.
core/src/main/kotlin/com/wespot/common/dto/OnBoardingComponentRequest.kt	Added the ANSWER_MESSAGE member to the request enum.

Comments suppressed due to low confidence (1)

domain/src/main/kotlin/com/wespot/view/OnBoardingCategory.kt:20

• Since the enum's valueOf method throws an exception when no matching constant is found, this null check is redundant. Consider removing it to simplify the logic.

if (Objects.isNull(findValue)) {

[Copilot]

[nitpick] Consider extracting the hard-coded color value "#FFF7F7F8" (and similar literals) into a constant to improve maintainability and ease future updates.

Suggested change

	RichText.of("답장하기에 대해 알려드릴게요", "#FFF7F7F8", 20, "Center", "Bold"),
	RichText.of("답장하기에 대해 알려드릴게요", COLOR_TEXT_PRIMARY, 20, "Center", "Bold"),

[kpeel5839]

nope i don't want