스너그 입장시 profile ID를 기준으로 room에 join 및 leave 기능 수정

[kyungrae]

Description and Motivation

auth 과정에 성공하면 join event 발생 snug 페이지에서 나가면 leave event 발생

Types of changes

• [ ] Docs change
• [ ] dependency upgrade
• [x] refactoring
• [x] Bug fix
• [ ] New feature
• [ ] Breaking change (fix or feature that would cause existing functionality to change)
• [ ] Review

Checklist

• [ ] My code follows the code style of this project.
• [ ] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.
• [ ] I have added tests to cover my changes.
• [ ] All new and existing tests passed.