我將如何在運(yùn)行 golang 的 openshift 中安裝 github.com/gorilla/mux。我知道在本地我們確實(shí)去獲取并安裝。openshift 的等價(jià)物是什么。給出的代碼在我的電腦上運(yùn)行良好。但是在實(shí)時(shí)站點(diǎn)中給出 503 Service Unavailable。package mainimport (    "github.com/gorilla/mux"    "fmt"    "net/http"    "os"    "io/ioutil"    )func homeHandler(res http.ResponseWriter, req *http.Request) {    http.ServeFile(res,req, "home/index.html")}func dataHandler(res http.ResponseWriter, req * http.Request){    params:= mux.Vars(req)    fName,_:=params["fname"]    res.Header().Set("Access-Control-Allow-Origin", "*")    contents,_ := ioutil.ReadFile("home/data/"+fName)    res.Header().Set("Content-Type", "application/json")    res.Write(contents)}func main() {    r := mux.NewRouter()    r.PathPrefix("/home/css/").Handler(http.StripPrefix("/home/css/",http.FileServer(http.Dir("home/css/"))))    r.PathPrefix("/home/lib/").Handler(http.StripPrefix("/home/lib/",http.FileServer(http.Dir("home/lib/"))))    r.PathPrefix("/home/views/").Handler(http.StripPrefix("/home/views/",http.FileServer(http.Dir("home/views/"))))    r.PathPrefix("/home/images/").Handler(http.StripPrefix("/home/images/",http.FileServer(http.Dir("home/images/"))))    r.HandleFunc("/home/data/{fname:.+}", dataHandler)    r.HandleFunc(`/home/{name:.*}`,homeHandler)    http.Handle("/", r)    bind := fmt.Sprintf("%s:%s", os.Getenv("HOST"), os.Getenv("PORT"))    fmt.Printf("listening on %s...", bind)    err := http.ListenAndServe(bind, nil)    if err != nil {        panic(err)    }