How to setup in local step by step guide

[PazhaniMani]

Hi Team,
I am learning to new go language, so please help this project, I already setup this project but error like this:
pcode@Pcodes-MacBook-Air GoBackend % go run .

github.com/oasisprotocol/nexus/api/v1/types

api/v1/types/util.go:16:9: undefined: ConsensusEventType
api/v1/types/util.go:18:7: undefined: ConsensusEventTypeStakingTransfer
api/v1/types/util.go:19:3: undefined: ConsensusEventTypeStakingBurn
api/v1/types/util.go:20:3: undefined: ConsensusEventTypeStakingEscrowAdd
api/v1/types/util.go:21:3: undefined: ConsensusEventTypeStakingEscrowTake
api/v1/types/util.go:22:3: undefined: ConsensusEventTypeStakingEscrowDebondingStart
api/v1/types/util.go:23:3: undefined: ConsensusEventTypeStakingEscrowReclaim
api/v1/types/util.go:42:9: undefined: Layer
api/v1/types/util.go:51:9: undefined: Runtime
api/v1/types/util.go:61:10: undefined: GetLayerStatsActiveAccountsParams
api/v1/types/util.go:23:3: too many errors
pcode@Pcodes-MacBook-Air GoBackend %

How to resolve this issue plz help me.........

[pro-wh]

https://github.com/oasisprotocol/nexus#local-development see instructions here. you'll need to run make nexus and other commands instead of go run .

[PazhaniMani]

pcode@Pcodes-MacBook-Air GoBackend % make nexus
fatal: No names found, cannot describe anything.
bash: oapi-codegen: command not found
ERROR: Installed oapi-codegen is not v1.12.x. See Makefile.
go: updates to go.mod needed; to update it:
go mod tidy
cannot locate oapi-codegen templates dir
make: *** [codegen-go] Error 1
pcode@Pcodes-MacBook-Air GoBackend %