added in config loading from file then ENV

config.go

@@ -0,0 +1,30 @@
+package main
+
+import (
+	"fmt"
+
+	"github.com/kkyr/fig"
+)
+
+type Config struct {
+	Timezone string `fig:"tz" default:"America/New_York"`
+	Server   struct {
+		Port string `fig:"port" default:"3000"`
+	}
+	Logger struct {
+		Level string `fig:"level" default:"error"`
+	}
+}
+
+func LoadConfig(server *Server) error {
+	var cfg Config
+	err := fig.Load(&cfg, fig.File("config.yaml"), fig.Dirs("./config"), fig.UseEnv(""))
+	if err != nil {
+		return err
+	}
+	fmt.Println("Configuration loaded successfully...")
+	fmt.Println("PORT: ", cfg.Server.Port)
+	fmt.Println("TZ: ", cfg.Timezone)
+	server.Config = &cfg
+	return nil
+}