Added missing cmd

.gitignore

@@ -15,5 +15,5 @@
 # vendor/
 
 config.json
-headscale
+./headscale
 *.key

cmd/headscale/headscale.go

@@ -0,0 +1,36 @@
+package main
+
+import (
+	"log"
+
+	"github.com/juanfont/headscale"
+	"github.com/spf13/viper"
+)
+
+func main() {
+	viper.SetConfigName("config")
+	viper.AddConfigPath(".")
+	viper.AutomaticEnv()
+	err := viper.ReadInConfig()
+	if err != nil {
+		log.Fatalf("Fatal error config file: %s \n", err)
+	}
+
+	cfg := headscale.Config{
+		ServerURL:      viper.GetString("server_url"),
+		Addr:           viper.GetString("listen_addr"),
+		PrivateKeyPath: viper.GetString("private_key_path"),
+
+		DBhost: viper.GetString("db_host"),
+		DBport: viper.GetInt("db_port"),
+		DBname: viper.GetString("db_name"),
+		DBuser: viper.GetString("db_user"),
+		DBpass: viper.GetString("db_pass"),
+	}
+	h, err := headscale.NewHeadscale(cfg)
+	if err != nil {
+		log.Fatalln(err)
+	}
+
+	h.Serve()
+}