clear up useless env file

conf/config.go

@@ -1,21 +0,0 @@
-package conf
-
-import "sync"
-
-type Config struct {
-	PublicKeyPath    string
-	PrivateKeyPath   string
-	DHTEndpointPort  int64
-	PSKPath          string
-	BootstrapAddress string
-}
-
-var instance *Config
-var once sync.Once
-
-func GetConfig() *Config {
-	once.Do(func() {
-		instance = &Config{}
-	})
-	return instance
-}

main.go

@@ -1,7 +1,6 @@
 package main
 
 import (
-	"oc-catalog/conf"
 	_ "oc-catalog/routers"
 
 	oclib "cloud.o-forge.io/core/oc-lib"
@@ -27,11 +26,6 @@ func main() {
 		o.GetStringDefault("LOKI_URL", ""),
 		o.GetStringDefault("LOG_LEVEL", "info"),
 	)
-	conf.GetConfig().PSKPath = o.GetStringDefault("PSK_PATH", "./psk/psk")
-	conf.GetConfig().DHTEndpointPort = o.GetInt64Default("DHT_ENDPOINT_PORT", 4002)
-	conf.GetConfig().PublicKeyPath = o.GetStringDefault("CATALOG_PUBLIC_KEY_PATH", "./pem/public.pem")
-	conf.GetConfig().PrivateKeyPath = o.GetStringDefault("CATALOG_PRIVATE_KEY_PATH", "./pem/private.pem")
-	conf.GetConfig().BootstrapAddress = o.GetStringDefault("BOOTSTRAP_ADDRESS", "")
 	// Beego initialization
 	beego.BConfig.AppName = appname
 	beego.BConfig.Listen.HTTPPort = o.GetIntDefault("port", 8080)