fix: 그룹스터디 개설 시 단계별 필수 입력 검증 추가#323

yeun38 merged 1 commit intodevelopcode-zero-to-one/study-platform-client:developfrom

fix/qnrr-608code-zero-to-one/study-platform-client:fix/qnrr-608Copy head branch name to clipboard