fix: 비회원일때 생기는 각종 버그 수정#361

Hyeonjun0527 merged 1 commit intodevelopcode-zero-to-one/study-platform-client:developfrom

release/new-feature-bug-fix-3code-zero-to-one/study-platform-client:release/new-feature-bug-fix-3Copy head branch name to clipboard