선물하기 프론트엔드 성능 개선기

ࢿמѐࢶ੄೙ਃࢿ ࢲ࠺झ߂ജ҃ࣗѐ ࢿמѐࢶী੸ਊػӝߨࣗѐ ࢿמѐࢶѾҗ ࢿמѐࢶറו՛੼

8IZ tࢿמѐࢶਸ৵೧ঠೡөਃ u

ӝসٜ੄ࢿמѐࢶ੉റѾҗ ࢿמѐࢶ੉റ ؀ӝदр੉хࣗೞҊ 4&0౟ې೗੉ૐо೮ਵݴ оੑ੹ജਯ੉ૐо೮׮   1JOUFSFTU ಕ੉૑۽٘दр੉ୡ ѐࢶؼٸ݃׮੹ജਯ੉ ୭؀ૐо೮׮
NTѐࢶؼٸ݃׮ ࣻ੊੉୭؀ૐо೮׮   8BMNBSU $PSF8FC7JUBMTীై੗റ ߑޙ੗׼ࣻ੊੉ ੹ജਯ੉ૐо೮׮ 3BLVUFO 1JOUFSFTU&OHJOFFSJOH t%SJWJOH6TFS(SPXUIXJUI1FSGPSNBODF*NQSPWFNFOUTu ֙ਘੌ IUUQT NFEJVNDPNQJOUFSFTU - FOHJOFFSJOHESJWJOH - VTFS - HSPXUI - XJUI - QFSGPSNBODF - JNQSPWFNFOUT - DGDEBGBEE 4MJEFTIBSF t8BMNBSU1BHF4QFFE4MJEFu ֙ਘੌ IUUQT XXXTMJEFTIBSFOFUEFWPOBVFSTXBMEXBMNBSU - QBHFTQFFETMJEF 8FCEFW t3BLVUFO$BTF4UVEZu ֙ਘੌ IUUQT XFCEFWDBTF - TUVEJFTSBLVUFOPQUJNJ[F@JNBHFT

ࢲ࠺झജ҃ࣗѐ টӑ۞೐ۨ੐ਕ௼ ௿ۄ੉঱౟ࢎ੉۪٘؊݂ $43 ߂ਢಂߣٜ۞ࢎਊ ಕ੉૑ҳઑ੄ѐࣻоডѐী׳ೞח؀ӏݽয೒ܻா੉࣌
ਢ࠭জ߈਽ഋਢ 1$ݽ߄ੌ૑ਗ Ҵղ৻ੌࠗ೧৻Ҵоীࢲب੉ਊ

੉੹ী੸ਊػࢿמ୭੸ചӝߨٜ ಕ੉૑ױਤ૑ো۽٬ ౟ܻउ੉ఊ $%/ܻࣗझ ੌ੿઱ӝநय ܻࣗझ$%/੉ਊ ੉޷૑୭੸ച о߶਍ۄ੉࠳۞ܻࢎਊ IUUQ੸ਊػ $%/ܻࣗझ
ߣٜ۞୭੸ച ২࣌੸ਊ о࢚झ௼܀

ࣽਤ ੉޷૑୭੸ച

<஠పҊܻ౼সӝળ> .#੺х ੉޷૑୭੸ച੸ਊदѾҗ

৵੉ۧѱ௼ѱ੺хؼࣻ੓঻ਸө ழݠझࢲ࠺झౠࢿ࢚ҭ੢൤݆਷੉޷૑о֢୹ ੉޷૑ח௼ӝо௾ಞীࣘೞחܻࣗझ

੉޷૑୭੸ച੸ਊ޷੸ਊ࠺Ү೧ࠁӝ കಕ੉૑ ஠పҊܻ౼স ࠳ے٘ಕ੉૑

"4 - *4 50 - #& '"45(ӝળ ୡ '"45(ӝળ ୡ
ѐ੄੉޷૑ .# ѐ੄੉޷૑ .#

੉޷૑୭੸ചӝࣿࣗѐ ੸੺ೠ੉޷૑ࢎ੉ૉ۽߸ജ 1/( +1( (*'ನݘਸ8FC1ನݘਵ۽߸ജ ֢୹غ૑ঋ਷৔৉ীח૑ো۽٬

$BO*VTF 'ZSE t$BO*VTF8FC1u֙ਘੌ IUUQT DBOJVTFDPN

ࢲߡ ࢎղ$%/ ೐ۿ౟ূ٘ "1*ਃ୒ ੉޷૑63-਽׹   1/( +1( (*' ܻࢎ੉૚ػ੉޷૑߂
ઑѤ୽઒द8FC1ನݘ਽׹ ܻࢎ੉૚߂ઑѤীٮۄ 8FC1߸ജਃ୒

<കӝળ> GFUDI1SJPSJUZ߂QSFDPOOFDU੸ਊ -$1ୡױ୷ ੉޷૑ҙ۲୶о୭੸ച੸ਊदѾҗ -$1؀࢚

1SFDPOOFDU੄৉ೡ %/4ઑഥ 5-4ࢸ੿ 5$1೩࣓٘੉௼ 1SFDPOOFDU

1SFDPOOFDU੸ਊ௏٘ /* in index.html */ <head> <link rel="preconnect" href="https://image.cdn.net" />
</head>

GFUDI1SJPSJUZ੸ਊ -$1 <-$1؀࢚ߓցझಖ> ந۽ࣄഋక੄ߓց ந۽ࣄղৈ۞ߓց઺ےؒਵ۽ೞա੄ߓցܳ1*$,೧ࢲ֢୹ <࠳ۄ਋੷ղ੉޷૑਋ࢶࣽਤ> ୭ୡ࠭ನ౟ী֢୹غח੉޷૑਋ࢶࣽਤ)*() ࠭ನ౟৻ࠗ੄੉޷૑਋ࢶࣽਤ-08

ࣽਤ ಪ౟ನݘ୭੸ച

80''ನݘਸ ݫੋಪ౟۽ೡद   ѐ੄ಪ౟౵ੌ୨.# .# "4 - *4 50 -
#& 80''ನݘਸ ݫੋಪ౟۽ೡद   ѐ੄ಪ౟౵ੌ୨.# ಪ౟ನݘ୭੸ച੸ਊदѾҗ

"4 - *4 50 - #& ಪ౟ನݘ୭੸ച੸ਊदѾҗ௏٘ /* css file
*/ @font-face{ font-family:'Roboto'; src: local("Roboto Regular"), local("Roboto-Regular"), url(Roboto-Regular.woff) format("woff"), url(Roboto-Regular.woff2) format(“woff2") } /* css file */ @font-face{ font-family:'Roboto'; src: local("Roboto Regular"), local("Roboto-Regular"), url(Roboto-Regular.woff2) format("woff2"), url(Roboto-Regular.woff) format("woff") }

80''࠳ۄ਋੷૑ਗߧਤ $BO*VTF 'ZSE t$BO*VTF80''u ֙ਘੌ IUUQT DBOJVTFDPN

80''ನݘਸݫੋਵ۽ो؍੉ਬ IUNM +BWB4DSJQU DTT ࢶޛೞӝ೐ۿ౟ূ٘30-& ਢಌ࠶ܻ࣊ GPOU

ࣽਤ JOEFYIUNMীࢲౠ੿"1*ഐ୹޷ܻೞӝ

JOEFYIUNMীࢲೞա੄"1*ܳ޷ܻഐ୹೮ਸٸѾҗ <കӝળ> -$1ୡױ୷

೐ۨ੐ਕ௼झ௼݀౟׮਍۽٘ ࢲߡী."*/"1*ਃ୒റ਽׹؀ӝ കಕ੉૑૓ੑ ೐ۨ੐ਕ௼झ௼݀౟प೯ JOEFYIUNM ࢶޛೞӝ࢚ട "4 - *4

೐ۨ੐ਕ௼झ௼݀౟׮਍۽٘ நयػؘ੉ఠ੉ਊ കಕ੉૑૓ੑ ೐ۨ੐ਕ௼झ௼݀౟प೯ JOEFYIUNM ."*/"1*ഐ୹റநय ࢶޛೞӝ࢚ട 50 - #&

JOEFYIUNMীࢲౠ੿"1*ഐ୹޷ܻೞӝ$0%& 50 - #& /* in index.html */ fetch(API) .then(function
(response) { return response.json(); }) .then(function (data) { window[API_KEY] = data; }); /* in framework */ const cacheResponse = get(window, API_KEY); if (cacheResponse) { set(window, API_KEY, null); return cacheResponse; } return await fetch(API);

ࣽਤ ٣ಗ؍द઺ࠂఐ૑झ௼݀౟ѐߊറ੸ਊ

8FCEFW "EEZ0TNBOJ t0QUJNJ[JOH$POUFOU&G fi DJFODZ+BWB4DSJQU4UBSUVQ0QUJNJ[BUJPOu ֙ਘੌ IUUQT XFCEFWBSUJDMFTPQUJNJ[JOH
- DPOUFOU - FG fi DJFODZ - KBWBTDSJQU - TUBSUVQ - PQUJNJ[BUJPO

٣ಗ؍द઺ࠂఐ૑झ௼݀౟بੑറѾҗ ѐ੄ۄ੉࠳۞ܻ઺ࠂ೧Ѿ ,#੺х

بੑ੄೙ਃࢿਸו՛੉ਬח QBDLBHFKTPO % $ # " %FQFOEFODJFT

بੑ੄೙ਃࢿਸו՛੉ਬח % # $ # " & # ( '
%FQFOEFODJFT QBDLBHFKTPO

بੑ੄೙ਃࢿਸו՛੉ਬח ZBSO - EFEVQMJDBUF <ZBSOW> OQNEFEVQF ZBSOEFEVQF <ZBSOW > QOQNEFEVQF
%FEVQMJDBUJPO

بੑ੄೙ਃࢿਸו՛੉ਬח QBDLBHFKTPO % # $ # " & # (
' %FQFOEFODJFT _ ?

const yarnLockDependencies = { 'lodash' : ['4.17.21'], 'locate-path' : ['6.0.0'],
'lottie-web' : ['5.12.2', '5.9.6'], '@sentry/browser' : ['6.18.1', '5.30.0'] } ZBSOMPDL ୶୹ const targetDuplicationDependencies = {

ZBSOMPDL ୶୹ $-*ହ୭ઙѾҗ֢୹ const yarnLockDependencies = { 'lodash' : ['4.17.21'],
'locate-path' : ['6.0.0'], 'lottie-web' : ['5.12.2', '5.9.6'], '@sentry/browser' : ['6.18.1', '5.30.0'] } const targetDuplicationDependencies = { 'lottie-web': ['5.12.2', '5.9.6'], '@sentry/browser': ['6.18.1', '5.30.0'] } %JSFDU%FQFOEFODZ ୶୹

ZBSOMPDL ୶୹ $-*ହ୭ઙѾҗ֢୹ const targetDuplicationDependencies = { 'lottie-web': ['5.12.2', '5.9.6'],
'@sentry/browser': ['6.18.1', '5.30.0'] } %JSFDU%FQFOEFODZ ୶୹ const yarnLockDependencies = {

"scripts": { "postinstall": "node scripts/duplicate-dependency-finder.mjs" } ٣ಗ؍दࢸ஖੉റझ௼݀౟੗زചࣁ౴ ੗زചٜܳ҄ৈ૑ࣘ੸ੋਬ૑ҙܻ

ࣽਤ ࢎղۄ੉࠳۞ܻ௏٘झ೒ܻ౴Ҋبച

ࢎղۄ੉࠳۞ܻ௏٘झ೒ܻ౴Ҋبച੸ਊदѾҗ ୡӝಕ੉૑૓ੑद ࠛ೙ਃೠ௏٘ ୭ࣗ,#੺х

৵೙ਃ೮ਸө ҕాۄ੉࠳۞ܻ ࢶޛೞӝ ࣳೝೞӝ ஠஠য় ࣳೝۄ੉࠳ ழݠझ য٘޹ ࣳೝచ

ҕాۄ੉࠳۞ܻ ࢶޛೞӝ ࢶޛೞӝ௏٘

ۄ੉࠳۞ܻ ࢲ࠺झ୭࢚ਤۨ߰ ࠽٘ ߣٜ пࢲ࠺झীࢲୡӝࣁ౴ਸਤೠೣࣻ ୡӝࣁ౴

௏٘झ೒ܻ౴Ҋبചࢎղਬ౰ۄ੉࠳۞ܻ"4 - *4 ࠽٘ 3PPU NBUIKT "1BHF CVUUPOKT DPMPSTKT #1BHF
TJ[FTKT ۄ੉࠳۞ܻ ࢲ࠺झ

௏٘झ೒ܻ౴Ҋبചࢎղਬ౰ۄ੉࠳۞ܻ50 - #& ࠽٘ 3PPU NBUIKT "1BHF CVUUPOKT DPMPSTKT #1BHF
TJ[FTKT ۄ੉࠳۞ܻ ࢲ࠺झ 3PMMVQXJUIQSFTFSWF.PEVMFTUSVF

௏٘झ೒ܻ౴Ҋبചࢎղটӑ۞ۄ੉࠳۞ܻ ࠽٘ !DPNNPO !DPNNPO !DPNNPOC !DPNNPOB "4 - *4 50
- #& OH - QBDLBHS

௏٘झ೒ܻ౴Ҋبചࢎղটӑ۞ۄ੉࠳۞ܻ ࠽٘ !DPNNPO !DPNNPO !DPNNPOC !DPNNPOB "4 - *4 50
- #& OH - QBDLBHS %ZOBNJD*NQPSU

௏٘झ೒ܻ౴Ҋبചࢎղটӑ۞ۄ੉࠳۞ܻ50 - #& 3PPU "1BHF *OUFSTFDUJPO #1BHF DBSPVTFM - JUFN
ۄ੉࠳۞ܻ য೒ܻா੉࣌ ࠽٘ TSD DPNNPO DPNNPOJOUFSTFDUJPO DPNNPODBSPVTFM - JUFN OH - QBDLBHSXJUITFDPOEBSZ - FOUSZQPJOU

ࣽਤ &4੹ജ߂DPSF - KTಫܻ೙୭੸ച

&4੹ജदѾҗ ,#੺х

ࢶޛೞӝо&4ܳ૑ਗ೧ঠ೮؍ߓ҃ సղ૓ੑா੉झܳਤೠ &4؀਽ "4 - *4

ࢶޛೞӝо&4૑ਗਸ଻ఖೠ੉ਬ ਬ੷ਬ૑оמ ࢿמѐࢶ ࢲ࠺झউ੿ࢿ &4૑ਗ଻ఖ੉ਬ

&4੹ജࢿמѐࢶҙ੼ ۨѢद੗߄झ௼݀౟ח ز١ೠݽ؍௏٘ী࠺೧ ؊௼Ҋוܻ׮   XFCEFW 8FCEFW t1VCMJTI.PEFSO+BWB4DSJQU u֙ਘੌ
IUUQT XFCEFWBSUJDMFTQVCMJTI - NPEFSO - KBWBTDSJQU

&4੹ജࢿמѐࢶҙ੼ class Gift { constructor(){} } ౟ےझ౵ੌ -JOFT

DPSF - KTಫܻ೙୭੸ചѾҗ ,#੺х

ಫܻ೙૒੽઱ੑ੉೙ਃ೮؍ߓ҃ ࢶޛೞӝ টӑ۞೐ۨ੐ਕ௼ ߄߰ টӑ۞೐ۨ੐ਕ௼ױ ୭न࠳ۄ਋੷ܳ૑ਗೞחߑೱਵ۽٣߰܂ ߄߰ղDPSF - KT২࣌޷ઁҕ ࢲ࠺झױ
߄߰ী؀ೠઁೠ੸ੋ੽Ӕ

૑ਗೞח࠳ۄ਋੷ജ҃ী؀ೠಫܻ೙୶୹ೞӝ import 'core-js'; import "core-js/modules/es.symbol.description.js"; import "core-js/modules/es.symbol.async-iterator.js"; import "core-js/modules/es.symbol.match-all.js"; import
"core-js/modules/es.error.cause.js"; import "core-js/modules/es.aggregate-error.js"; import "core-js/modules/es.aggregate-error.cause.js"; import "core-js/modules/es.array.at.js"; import "core-js/modules/es.array.find-last.js"; import "core-js/modules/es.array.find-last-index.js"; "4 - *4 50 - #&

૑ਗೞח࠳ۄ਋੷ജ҃ী؀ೠಫܻ೙୶୹ೞӝ import "core-js/stable"; import "regenerator-runtime/runtime"; import "core-js/modules/es.symbol.description.js"; import "core-js/modules/es.symbol.async-iterator.js"; import
"core-js/modules/es.symbol.match-all.js"; import "core-js/modules/es.error.cause.js"; import "core-js/modules/es.aggregate-error.js"; import "core-js/modules/es.aggregate-error.cause.js"; import "core-js/modules/es.array.at.js"; import "core-js/modules/es.array.find-last.js"; import "core-js/modules/es.array.find-last-index.js"; */165 ౟ےझ౵ੌ 065165 CSPXTFSMJTUSD VTF#VJMU*OTtFOUSZuJO#BCFM

ਬ੷ജ҃ী೙ਃೠಫܻ೙݅ઁҕ

QPMZ fi MMJP DMPVE fl BSF GBTUMZ

4FSWFS DPSF - KT - DPNQBU VTFSBHFOU ୶୹ػDPSF - KTMJTUܳా೧
ݒடغחझ௼݀౟௏٘ࢤࢿ ࠳ۄ਋੷ী੹׳

ࣽਤ ಕ੉૑ղ௾ஹನք౟ױਤ੄૑ো۽٬

ಕ੉૑ղ௾ஹನք౟ױਤ੄૑ো۽٬Ѿҗ <കӝળ> ,#੺х

ࠁৈ૓ക҃۽ীઓ੤ೞח ௾ױਤ੄ஹನք౟ѐ

)PX t҅ࣘ೧ࢲӝמٜ਷୶оؼ৘੿ੋؘࢿמ਷যڌѱҙܻೡѪੋо u

ਬ੷оಕ੉૑୭ୡ૓ੑद ׼੢೙ਃೞ૑ঋ਷झ௼݀౟ী ૑ো۽٬੸ਊ

झ௼܀ா੉झ૑ো۽٬ ૑ো۽٬ೡஹನք౟ ӝળࢶ ೧׼৔৉ী؀ೠझ௼݀౟ח୭ୡী۽٘ؼ೙ਃоহਵݴ झ௼܀ਸೡٸ۽٘ؼ೙ਃо੓חझ௼݀౟ TUFQ*OUFS4FDUJPO0CTFSWFS"1*ܳ੉ਊೠӝળࢶب׳ৈࠗх૑ TUFQӝળࢶب׳द%ZOBNJD*NQPSUܳ੉ਊೠஹನք౟૑ো۽٬

௿ܼா੉झ૑ো۽٬ ೧׼౼সী؀ೠझ௼݀౟ח୭ୡী۽٘ؼ೙ਃоহਵݴ ௿ܼਸೡٸ۽٘ؼ೙ਃо੓חझ௼݀౟ TUFQ೧׼౼সਸڸ਋ח৔৉ীࢲ௿ܼх૑ TUFQ௿ܼद%ZOBNJD*NQPSUܳ੉ਊೠஹನք౟૑ো۽٬ ૑ো۽٬ೡஹನք౟

ౠ੿ઑѤா੉झ૑ো۽٬ ೧׼౼সী؀ೠझ௼݀౟ח୭ୡী۽٘ؼ೙ਃоহਵݴ "1*਽׹ਸా೧౼সਸڸ਎ઑѤী୽઒ೡٸ۽٘ؼ೙ਃо੓חझ௼݀౟ TUFQୡӝী೧׼౼সਸڸਕঠೞח૑۽૒ਸా೧ઑѤഛੋ TUFQઑѤ݅઒द%ZOBNJD*NQPSUܳ੉ਊೠஹನք౟૑ো۽٬ ૑ো۽٬ೡஹನք౟

#VU t૑ো۽٬ػझ௼݀౟ী؀ೠ߈਽ࢿ਷ u

߈਽ࢿ૑ো୭ࣗചߑউ झ௼܀ীࢲ੄SPPU.BSHJOUISFTIPME 1$ীࢲ੄.PVTF&OUFS&WFOU QSFGFUDI੸ਊ "1*݅޷ܻഐ୹೧ؘ੉ఠநय ૑ো۽٬ೡஹನք౟
ӝળࢶ

߈਽ࢿ૑ো୭ࣗചߑউ झ௼܀ীࢲ੄SPPU.BSHJOUISFTIPME 1$ীࢲ੄.PVTF&OUFS&WFOU QSFGFUDI੸ਊ "1*݅޷ܻഐ୹೧ؘ੉ఠநय ݃਋झ૓ੑद੼х૑

߈਽ࢿ૑ো୭ࣗചߑউ झ௼܀ীࢲ੄SPPU.BSHJOUISFTIPME 1$ীࢲ੄.PVTF&OUFS&WFOU QSFGFUDI੸ਊ "1*݅޷ܻഐ୹೧ؘ੉ఠநय HJGULBLBPDPN
1SFGFUDI$BDIF /FUXPSL 3FRVFTUSFTPVSDFEVSJOHJEMFUJNF 4UPSFSFTPVSDFJO1SFGFUDI$BDIF

߈਽ࢿ૑ো୭ࣗചߑউ झ௼܀ীࢲ੄SPPU.BSHJOUISFTIPME 1$ীࢲ੄.PVTF&OUFS&WFOU QSFGFUDI੸ਊ "1*݅޷ܻഐ୹೧ؘ੉ఠநय /FYU'SBNF
झ௼݀౟प೯ "1*ഐ୹ ୭ઙചݶ ۪؊݂

5*1 ਬ੷੄৔৉߹ੋఠۑ࣌ FY௿ܼ ా҅ܳ੉ਊೞৈ౸ױ   ௿ܼ੹ജ੉ծѢաझ௼݀౟௼ӝо੸੺ೞ׮ݶ૑ো۽٬଻ఖҊ۰   ௿ܼ੹ജ੉֫Ҋझ௼݀౟௼ӝо௼׮ݶ߈਽ࢿ଻ఖҊ۰
4MPX(ജ҃ীࢲ੄ز੘ਸଵҊ ӝળ௼܁ѐߊ੗بҳ֎౟ਕ௼చ ׮਍۽٘ࣘب.CQT .CQTחড,#੄౵ੌਸୡী׮਍۽٘ ੸ਊ؀࢚ ծ਷௿ܼ੹ജਯ

5*1 ਬ੷੄৔৉߹ੋఠۑ࣌ FY௿ܼ ా҅ܳ੉ਊೞৈ౸ױ   ௿ܼ੹ജ੉ծѢաझ௼݀౟௼ӝо੸੺ೞ׮ݶ૑ো۽٬଻ఖҊ۰   ௿ܼ੹ജ੉֫Ҋझ௼݀౟௼ӝо௼׮ݶ߈਽ࢿ଻ఖҊ۰
4MPX(ജ҃ীࢲ੄ز੘ਸଵҊ ӝળ௼܁ѐߊ੗بҳ֎౟ਕ௼చ ׮਍۽٘ࣘب.CQT .CQTחড,#੄౵ੌਸୡী׮਍۽٘ ੸ਊ؀࢚ ,#

TFD TFD TFD "4 - *4 50 - #& TFD
TFD ࢿמѐࢶѾҗ-$1ӝળ 8FCEFW #SZBO.D2VBEF t%F fi OJOH$PSF8FC7JUBMT5ISFTIPMETu ֙ਘੌ IUUQT XFCEFWBSUJDMFTEF fi OJOH - DPSF - XFC - WJUBMT - UISFTIPMET

੉޷૑୭੸ച JOEFYIUNMীࢲౠ੿"1*ഐ୹޷ܻೞӝ ಪ౟ನݘ୭੸ച &4੹ജ߂DPSF - KTಫܻ೙୭੸ച ٣ಗ؍द઺ࠂఐ૑झ௼݀౟ѐߊറ੸ਊ ࢎղۄ੉࠳۞ܻ௏٘झ೒ܻ౴Ҋبച ಕ੉૑ղ௾ஹನք౟ױਤ੄૑ো۽٬

੉޷૑୭੸ച ಪ౟ನݘ୭੸ച

&4੹ജ߂DPSF - KTಫܻ೙୭੸ച ٣ಗ؍द઺ࠂఐ૑झ௼݀౟ѐߊറ੸ਊ ࢎղۄ੉࠳۞ܻ௏٘झ೒ܻ౴Ҋبച ಕ੉૑ղ௾ஹನք౟ױਤ੄૑ো۽٬

TFD TFD TFD "4 - *4 50 - #& $PSF8FC7JUBMTীై੗റ
ߑޙ੗׼ࣻ੊੉ ੹ജਯ੉ૐо೮׮ 3BLVUFO 8FCEFW t3BLVUFO$BTF4UVEZu ֙ਘੌ IUUQT XFCEFWDBTF - TUVEJFTSBLVUFOPQUJNJ[F@JNBHFT

선물하기 프론트엔드 성능 개선기

선물하기 프론트엔드 성능 개선기

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