[Artist] Spotify AccessToken 자동 재발급 로직 추가

[ys0221]

🔗 관련 이슈

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Close #이슈번호 를 쓰면 PR merge 시 자동으로 close 됩니다.

• Close [Artist] Spotify AccessToken 재발급 #290

🚀 PR 개요

이 PR이 어떤 변경을 포함하고 있는지 간단히 설명해주세요.

Spotify AccessToken은 약 1시간의 유효 시간을 가지며, 만료 시 모든 Spotify API 호출에서 401 Unauthorized 오류가 발생합니다.
이를 해결하기 위해 AccessToken을 중앙에서 관리하도록 개선하고, 토큰 만료 또는 401 응답 발생 시 자동으로 토큰을 재발급한 뒤 Spotify API 요청을 1회 재시도하는 로직을 추가했습니다.

📌 변경 사항

주요 변경 내용을 체크리스트 형태로 정리해주세요.

• 기능 추가
• 버그 수정
• 리팩터링
• 문서 업데이트
• 테스트 추가/수정

🧪 테스트 방법

변경된 내용을 어떻게 테스트했는지 구체적으로 적어주세요.

테스트 코드를 직접 작성하여 테스트하였습니다.

📸 스크린샷 (선택)

UI 변경 또는 시각적으로 확인할 수 있는 변경이 있다면 첨부해주세요.

⚠️ 참고 사항

리뷰어가 알아야 할 사항이 있다면 자유롭게 작성해주세요.

[github-actions]

Test Results

44 tests  +11   44 ✅ +11   5s ⏱️ -1s
 8 suites + 2    0 💤 ± 0 
 8 files   + 2    0 ❌ ± 0 

Results for commit 6909477. ± Comparison against base commit 0cbe505.

[github-actions]

⭐ JaCoCo Coverage

Line Coverage: 7.11%

📄 Coverage Details

Overall Line Coverage: 7.11% (514 covered / 7231 lines)

Package Summary (lowest first)

Package	Line %	Covered	Missed
com/back/web7_9_codecrete_be/domain/plans/controller	0.00%	0	63
com/back/web7_9_codecrete_be/domain/chats/entity	0.00%	0	4
com/back/web7_9_codecrete_be/domain/serverTime/entity	0.00%	0	9
com/back/web7_9_codecrete_be/domain/auth/entity	0.00%	0	0
com/back/web7_9_codecrete_be/domain/auth/service	0.00%	0	150
com/back/web7_9_codecrete_be/domain/auth/controller	0.00%	0	24
com/back/web7_9_codecrete_be/domain/community/comment/controller	0.00%	0	7
com/back/web7_9_codecrete_be/domain/community/comment/entity	0.00%	0	12
com/back/web7_9_codecrete_be/domain/serverTime/controller	0.00%	0	3
com/back/web7_9_codecrete_be/domain/location/controller	0.00%	0	73
com/back/web7_9_codecrete_be/domain/location/entity	0.00%	0	15
com/back/web7_9_codecrete_be/global/scheduler	0.00%	0	11
com/back/web7_9_codecrete_be/global/initData	0.00%	0	59
com/back/web7_9_codecrete_be/domain/email/entity	0.00%	0	6
com/back/web7_9_codecrete_be/domain/community/comment/service	0.00%	0	17
com/back/web7_9_codecrete_be/domain/artists/controller	0.00%	0	37
com/back/web7_9_codecrete_be/domain/artists/service	0.00%	0	107
com/back/web7_9_codecrete_be/domain/community/post/controller	0.00%	0	59
com/back/web7_9_codecrete_be/domain/plans/service	0.20%	1	492
com/back/web7_9_codecrete_be/domain/artists/service/artistEnrichService	0.29%	4	1376
com/back/web7_9_codecrete_be/domain/community/post/service	0.39%	1	253
com/back/web7_9_codecrete_be/global/wikidata	0.76%	5	652
com/back/web7_9_codecrete_be/global/musicbrainz	0.99%	5	501
com/back/web7_9_codecrete_be/global/maniadb	1.22%	1	81
com/back/web7_9_codecrete_be/domain/email/service	1.61%	1	61
com/back/web7_9_codecrete_be/domain/chats/service	1.68%	2	117
com/back/web7_9_codecrete_be/global/flo	1.85%	1	53
com/back/web7_9_codecrete_be/domain/concerts/controller	2.27%	1	43
com/back/web7_9_codecrete_be/domain/concerts/repository	3.45%	1	28
com/back/web7_9_codecrete_be/global/storage	3.57%	2	54
com/back/web7_9_codecrete_be/global/websocket	4.65%	4	82
com/back/web7_9_codecrete_be/domain/artists/service/spotifyService	6.18%	66	1002
com/back/web7_9_codecrete_be/domain/serverTime/service	6.25%	3	45
com/back/web7_9_codecrete_be/domain/artists/entity	7.89%	6	70
com/back/web7_9_codecrete_be/global/redis	8.33%	2	22
com/back/web7_9_codecrete_be/global/rq	9.80%	5	46
com/back/web7_9_codecrete_be/domain/chats/controller	10.00%	2	18
com/back/web7_9_codecrete_be/domain/concerts/service	13.89%	81	502
com/back/web7_9_codecrete_be/domain/community/post/entity	14.13%	13	79
com/back/web7_9_codecrete_be/domain/users/util	14.29%	1	6
com/back/web7_9_codecrete_be/domain/plans/entity	18.10%	21	95
com/back/web7_9_codecrete_be/domain/location/service	29.50%	59	141
com/back/web7_9_codecrete_be/domain/users/service	31.53%	35	76
com/back/web7_9_codecrete_be/global/security	37.38%	40	67
com/back/web7_9_codecrete_be/domain/concerts/entity	37.63%	35	58
com/back/web7_9_codecrete_be/domain/users/controller	51.61%	16	15
com/back/web7_9_codecrete_be/domain/users/entity	64.81%	35	19
com/back/web7_9_codecrete_be/global/rsData	81.82%	9	2
com/back/web7_9_codecrete_be/global/spotify	87.50%	35	5
com/back/web7_9_codecrete_be/global/doc	100.00%	17	0
com/back/web7_9_codecrete_be/global/aspect	100.00%	4	0

Lowest Covered Classes (Top 20)

Class	Line %	Covered	Missed
com.back.web7_9_codecrete_be.domain.artists.service.artistEnrichService.EnrichStepExecutor	0.00%	0	183
com.back.web7_9_codecrete_be.domain.artists.service.ArtistService	0.00%	0	99
com.back.web7_9_codecrete_be.domain.auth.service.AuthService	0.00%	0	88
com.back.web7_9_codecrete_be.domain.plans.controller.PlanController	0.00%	0	63
com.back.web7_9_codecrete_be.domain.location.controller.KakaoApiController	0.00%	0	60
com.back.web7_9_codecrete_be.global.initData.BaseInitData	0.00%	0	59
com.back.web7_9_codecrete_be.domain.plans.entity.Schedule	0.00%	0	54
com.back.web7_9_codecrete_be.domain.community.post.service.MyCommunityService	0.00%	0	47
com.back.web7_9_codecrete_be.domain.location.service.PlanCostTimeService	0.00%	0	43
com.back.web7_9_codecrete_be.domain.community.post.service.JoinPostService	0.00%	0	41
com.back.web7_9_codecrete_be.domain.artists.entity.Artist	0.00%	0	40
com.back.web7_9_codecrete_be.domain.community.post.service.PostService	0.00%	0	39
com.back.web7_9_codecrete_be.domain.chats.service.ChatPolicyService	0.00%	0	38
com.back.web7_9_codecrete_be.global.security.JwtTokenProvider	0.00%	0	37
com.back.web7_9_codecrete_be.domain.location.service.LocationService	0.00%	0	30
com.back.web7_9_codecrete_be.domain.plans.entity.Plan	0.00%	0	30
com.back.web7_9_codecrete_be.domain.artists.controller.ArtistsController	0.00%	0	30
com.back.web7_9_codecrete_be.domain.auth.service.TokenService	0.00%	0	26
com.back.web7_9_codecrete_be.domain.auth.controller.AuthController	0.00%	0	24
com.back.web7_9_codecrete_be.domain.community.post.entity.Post	0.00%	0	24

Changed Classes (from this PR)

Source (PR)	Class Prefix	Line %	Covered	Missed
src/main/java/com/back/web7_9_codecrete_be/domain/artists/service/spotifyService/SpotifyRateLimitHandler.java	com.back.web7_9_codecrete_be.domain.artists.service.spotifyService.SpotifyRateLimitHandler	48.74%	58	61
src/main/java/com/back/web7_9_codecrete_be/global/spotify/SpotifyClient.java	com.back.web7_9_codecrete_be.global.spotify.SpotifyClient	85.71%	30	5

🔗 Full HTML report: See artifact jacoco-full-html on this run → https://github.com/prgrms-web-devcourse-final-project/WEB7_9_codecrete_BE/actions/runs/20734680429

[Creamcheesepie]

토큰 재발급까지.. 수고하셨습니다!

[tobbot16]

고생하셨습니다!

[larama-C]

수고하셨습니다!

[heygeeji]

수고하셨습니다!