fix: updated whitelist

Merge pull request #110 from HisTour/feat/#63-chat-assistant

feat: 챗봇 생성 API

Merge pull request #112 from HisTour/fix/#111-fix-grade-api

fix: grade api remove +1

Merge pull request #107 from HisTour/fix/#106-token-expiration-time

fix: 토큰 만료 시간 위치 이동

hotfix: updated nullable field

hotfix: updated validate method

hotfix: updated bean DI

hotfix: updated validation method

fix: updated swagger docs

Merge pull request #101 from HisTour/fix/#58-signin-api

fix: 소셜로그인 API 수정