fix: refactor layout init

internal/utilities/utils/get_or_default.go

@@ -0,0 +1,34 @@
+package utils
+
+import (
+	"os"
+	"reflect"
+	"strconv"
+)
+
+func GetOrDefault[T any](key string, defaultValue T) T {
+	value, exist := os.LookupEnv(key)
+
+	if !exist {
+		return defaultValue
+	}
+
+	var valueInstance T
+	kind := reflect.ValueOf(valueInstance).Kind()
+	switch kind {
+	case reflect.String:
+		return any(value).(T)
+	case reflect.Int:
+		if val, err := strconv.Atoi(value); err == nil {
+			return any(val).(T)
+		}
+		return any(defaultValue).(T)
+	case reflect.Bool:
+		if val, err := strconv.ParseBool(value); err == nil {
+			return any(val).(T)
+		}
+		return any(defaultValue).(T)
+	default:
+		return any(defaultValue).(T)
+	}
+}