message: fix(preset-umi): convensional route base watcher
diff: @@ -87,9 +87,10 @@ PORT=8888 umi dev
  key: 'addTmpGenerateWatcherPaths',
  initialValue: [
  absPagesPath,
  + !api.config.routes && api.config.conventionRoutes?.base,
  join(absSrcPath, 'layouts'),
  ...expandJSPaths(join(absSrcPath, 'app')),
  - ],
  + ].filter(Boolean),
  });
  lodash.uniq<string>(watcherPaths.map(winPath)).forEach((p: string) => {
  watch({
  