refactor: log a warning when default configuration is not found

This will inform the user better when the default configuration file is not found.

pkg/commands/app.go

@@ -158,7 +158,7 @@ func initConfig(configFile string, pathChanged bool) error {
 	if err := viper.ReadInConfig(); err != nil {
 		if errors.Is(err, os.ErrNotExist) {
 			if !pathChanged {
-				log.Debug("Config file not found", log.FilePath(configFile))
+				log.Warnf("Default config file %q not found, using built in values", log.FilePath(configFile))
 				return nil
 			}
 		}