react-scripts build

frontend server build 확인방법

• npm run build (빌드결과물 생성됨)
• npm install -g serve (serve 설치)
• serve -s build (bash에서 실행해야함, 윈도우 터미널에서는 동작안함, 완료되면 localhost:5000에서 확인가능)

빌드완료되면 다음위치에 다음과 같은 결과물이 떨어짐
File sizes after gzip: 485.41 KB
build\static\js\2.f302d4b6.chunk.js 62.8 KB (-50 B)
build\static\js\main.42c20a87.chunk.js 53.73 KB
build\static\js\3.60c20971.chunk.js 39.12 KB
build\static\js\5.3a36e225.chunk.js 6.39 KB
build\static\js\4.f1151a7d.chunk.js 1.16 KB
build\static\js\runtime~main.39277503.js 283 B
build\static\css\main.3655cd5e.chunk.css

jss1 - max-whith:520px고정문제로 인해 로그인 첫화면 사이즈 작아짐, 원인은?

"@babel/runtime-corejs3": {
    "version": "7.9.6",
    "resolved": "https://registry.npmjs.org/@babel/runtime-corejs3/-/runtime-corejs3-7.9.6.tgz",
    "integrity": "sha512-6toWAfaALQjt3KMZQc6fABqZwUDDuWzz+cAfPhqyEnzxvdWOAkjwPNxgF8xlmo7OWLsSjaKjsskpKHRLaMArOA==",
    "dev": true, --->  이게원인인듯 
    "requires": {
        "core-js-pure": "^3.0.0",
        "regenerator-runtime": "^0.13.4"
    },
    "dependencies": {
        "regenerator-runtime": {
            "version": "0.13.5",
            "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.13.5.tgz",
            "integrity": "sha512-ZS5w8CpKFinUzOwW3c83oPeVXoNsrLsaCoLtJvAClH135j/R77RuymhiSErhm2lKcwSCIpmvIWSbDkIfAqKQlA==",
            "dev": true --->  이게원인인듯 
        }
    }
},