MODIFY : Modifies README to add workaround for missing webrick dependency error during jekyll serve (#49)

* MODIFY : Modifies README to add workaround for missing webrick dependency juring jekyll serve

Co-authored-by: Vanessasaurus <[email protected]>

Author: akmalick

README.md

@@ -53,6 +53,9 @@ jekyll serve
 bundle exec jekyll serve
 ```
 
+**NOTE:** If the above serve command throws an error saying `require': cannot load such file -- webrick (LoadError)` try to run `bundle add webrick` to automatically add the webrick gem to your Gemfile, or manually add `gem "webrick"` line to the Gemfile and then run the serve command again.
+
+
 ### 5. Run as a container in dev or prod
 
 #### Software Dependencies