Change http config to sub element

server/config.go

@@ -8,14 +8,20 @@ import (
 )
 
 type Config struct {
-	SiteName       string `json:"siteName" toml:"siteName"`
-	HTTPListenAddr string `json:"httpListenAddr" toml:"HTTPListenAddr"`
+	SiteName string     `toml:"siteName"`
+	HTTP     ConfigHTTP `toml:"http"`
+}
+
+type ConfigHTTP struct {
+	ListenAddr string `json:"ListenAddr" toml:"ListenAddr"`
 }
 
 func DefaultConfig() *Config {
 	return &Config{
-		SiteName:       "ministream",
-		HTTPListenAddr: ":8080",
+		SiteName: "ministream",
+		HTTP: ConfigHTTP{
+			ListenAddr: ":8080",
+		},
 	}
 }
 
@@ -24,8 +30,8 @@ func (c *Config) OverrideFromEnv() {
 		c.SiteName = siteName
 	}
 
-	if httpAddr, ok := os.LookupEnv("MINISTREAM_HTTPLISTENADDR"); ok {
-		c.HTTPListenAddr = httpAddr
+	if httpAddr, ok := os.LookupEnv("MINISTREAM_HTTP_LISTENADDR"); ok {
+		c.HTTP.ListenAddr = httpAddr
 	}
 }