Update indent rules

Remove indents in the server response configuration and change spaces to tabs in the "export" command output.

cmd/serenity/cmd_export.go

@@ -105,7 +105,7 @@ func export(profileName string) error {
 		return err
 	}
 	encoder := json.NewEncoderContext(globalCtx, os.Stdout)
-	encoder.SetIndent("", "  ")
+	encoder.SetIndent("", "	")
 	err = encoder.Encode(boxOptions)
 	if err != nil {
 		return E.Cause(err, "encode config")

server/server_render.go

@@ -84,7 +84,7 @@ func (s *Server) render(writer http.ResponseWriter, request *http.Request) {
 	}
 	var buffer bytes.Buffer
 	encoder := json.NewEncoderContext(s.ctx, &buffer)
-	encoder.SetIndent("", "  ")
+	encoder.SetIndent("", "")
 	err = encoder.Encode(&options)
 	if err != nil {
 		s.logger.Error(E.Cause(err, "marshal options"))