$ export CLIENT_ID=XXX
$ export CLIENT_SECRET=XXX
$ go run main.go
$ docker build . -t zitadel-oidc-example
$ docker run -p3000:3000 -it zitadel-oidc-example
$ export CLIENT_ID=XXX
$ export CLIENT_SECRET=XXX
$ go run main.go
$ docker build . -t zitadel-oidc-example
$ docker run -p3000:3000 -it zitadel-oidc-example