Generate route with prefix (#1200)

* Generate route with prefix

* Update api convert

* Remove TrimSpace

* Update path join

* Format code

* Format code

Co-authored-by: anqiansong <anqiansong@bytedance.com>

tools/goctl/api/tsgen/gen.go

@@ -32,6 +32,7 @@ func TsCommand(c *cli.Context) error {
 		return err
 	}
 
+	api.Service = api.Service.JoinPrefix()
 	logx.Must(util.MkdirIfNotExist(dir))
 	logx.Must(genHandler(dir, webAPI, caller, api, unwrapAPI))
 	logx.Must(genComponents(dir, api))