#108 - feat: Response에 roomId 포함 및 그 외 수정

[megymj]

• DTO Response 객체에 roomId를 포함하도록 변경
• 피그마 양식에 맞추어서 AI_RESPONSE 메시지 수정
• 테스트 코드 일부 수정

[codecov[bot]]

Codecov Report

Merging #112 (0618e0d) into develop (9979e3f) will not change coverage. Report is 1 commits behind head on develop. The diff coverage is 20.00%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## develop #112 +/- ## ========================================== Coverage 78.12% 78.12% Complexity 140 140 ========================================== Files 20 20 Lines 713 713 Branches 58 58 ========================================== Hits 557 557 Misses 149 149 Partials 7 7 ``` | [Files](https://app.codecov.io/gh/Menjil-Menjil/Menjil-BE/pull/112?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Menjil-Menjil) | Coverage Δ | | |---|---|---| | [...menjil/domain/chat/application/MessageService.java](https://app.codecov.io/gh/Menjil-Menjil/Menjil-BE/pull/112?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Menjil-Menjil#diff-c3JjL21haW4vamF2YS9zZW91bHRlY2gvY2Fwc3RvbmUvbWVuamlsL2RvbWFpbi9jaGF0L2FwcGxpY2F0aW9uL01lc3NhZ2VTZXJ2aWNlLmphdmE=) | `60.33% <20.00%> (ø)` | |