"because RxViewController >=1.0.0 depends on RxExpect 2.0.0..<3.0.0 and RxExpect >=2.0.0 depends on RxSwift 5.0.0..<6.0.0, RxViewController >=1.0.0 requires RxSwift 5.0.0..<6.0.0.
And because root depends on RxSwift 6.0.0..<7.0.0 and root depends on RxViewController 2.0.0..<3.0.0, version solving failed"
it seems it is necessary to temporarily remove RxExpect
"because RxViewController >=1.0.0 depends on RxExpect 2.0.0..<3.0.0 and RxExpect >=2.0.0 depends on RxSwift 5.0.0..<6.0.0, RxViewController >=1.0.0 requires RxSwift 5.0.0..<6.0.0. And because root depends on RxSwift 6.0.0..<7.0.0 and root depends on RxViewController 2.0.0..<3.0.0, version solving failed"
it seems it is necessary to temporarily remove RxExpect