add gdrive folder

[langswei]

Please always provide the GitHub issue(s) your PR is for, as well as test URLs where your change can be observed (before and after):

Fix #9

Test URLs:

• Before: https://main--franklin-dashboard--adobe.hlx.page/
• After: https://main--franklin-dashboard--adobe.hlx.page/

[langswei]

@MarquiseRosier I added /u/0 and it loads fine in browser. I've committed the change.