move default into separate file

default.go

@@ -0,0 +1,69 @@
+package config
+
+import "time"
+
+var defaultConfigManager = NewConfigManager(true)
+
+func GetIntSlice(key string) []int {
+	return defaultConfigManager.GetIntSlice(key)
+}
+
+func ReadInConfig() error {
+	return defaultConfigManager.ReadInConfig()
+}
+
+func SetConfigFile(file string) {
+	defaultConfigManager.SetConfigFile(file)
+}
+
+func SetConfigName(name string) {
+	defaultConfigManager.SetConfigName(name)
+}
+
+func GetInt(key string) int {
+	return defaultConfigManager.GetInt(key)
+}
+
+func SetEnvPrefix(prefix string) {
+	defaultConfigManager.SetEnvPrefix(prefix)
+}
+
+func SetConfigType(configType string) error {
+	return defaultConfigManager.SetConfigType(configType)
+}
+
+func SetDefault(key string, value any) {
+	defaultConfigManager.SetDefault(key, value)
+}
+
+func Set(key string, value any) {
+	defaultConfigManager.Set(key, value)
+}
+
+func WriteConfig() {
+	defaultConfigManager.WriteConfig()
+}
+
+func ConfigFileUsed() string {
+	return defaultConfigManager.ConfigFileUsed()
+}
+
+func GetBool(key string) bool {
+	return defaultConfigManager.GetBool(key)
+}
+
+func GetDuration(key string) time.Duration {
+	return defaultConfigManager.GetDuration(key)
+}
+
+func GetString(key string) string {
+	return defaultConfigManager.GetString(key)
+}
+
+func GetStringMap(key string) map[string]any {
+	return defaultConfigManager.GetStringMap(key)
+}
+
+func GetStringSlice(key string) []string {
+	return defaultConfigManager.GetStringSlice(key)
+}