Persistence

현상 패키지 매니저는 yarn 사용 중, apollo 버전 ^2.30.1, graphql 버전 ^15.3.0 apollo client로 codegen 하는 스크립트를 실행하였더니, graphql 인스턴스가 중복됐다는 에러가 나온다. Error: Cannot use GraphQLSchema "[object GraphQLSchema]" from another module or realm. Ensure that there is only one instance of "graphql" in the node_modules directory. If different versions of "graphql" are the dependencies of other relied on modules, use "resolutio..