택배 관리로 어려움을 겪는 다세대 건물에서 택배 수취/반송에 관한 모든 내역 관리가 가능한 서비스
![image](https://private-user-images.githubusercontent.com/44336444/342707565-74fd98f3-4ca0-4825-a3f5-7837fbacf6ef.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.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.IOYftP3CLjePSZmz-bCwmik4gZ9mjmVMw8n8k3se3Cc)
![image](https://private-user-images.githubusercontent.com/44336444/342707734-e2f5dd5d-f074-4038-9f6b-87cad9c965f0.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.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.LdqFdGS_cYXBpsDmAT_4wzxcp00jfC8Co3dx8XY1f_s)
![image](https://private-user-images.githubusercontent.com/44336444/342707806-27dc9237-fac3-468f-aa67-bfaa45b2607f.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.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.ZqrY-Y2SQ2YSRY9mXUdHPRsMBlw-_XIq-0y3Zqf8WOk)
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**/login으로 request -> JwtAuthenticationFilter 동작
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요청 데이터 파싱 → authentication 객체 만들어서 시큐리티 세션에 안착
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authentication이 있으면 -> JWT 토큰 생성하고 클레임에 사용자 정보 추가 후 반환
authentication이 없으면(로그인 실패) -> 오류 메시지 반환 -
이후 모든 요청에 대해 토큰 확인