The functionality here as been incorporated into the project Algo Explore (https://github.com/joekir/algoexplore) please go there to see the latest code
$ GO111MODULE=on COOKIE_SESSION_KEY=0x`openssl rand -hex 8` go run web.go
Listening on :8080
Browse to localhost:8080 to see it
$ GO111MODULE=on COOKIE_SESSION_KEY=0x`openssl rand -hex 8` go test ./...