Custom Logo URL

I see the ability to add custom CSS in the admin panel, but I would like to set a custom url for clicking on the logo and not just redirecting to the root service url.

I am hosting Seafile on a subdomain (ex: and this is where it redirects when you click the logo. What I am wanting to happen is to redirect to my website’s homepage (ex: when clicking the logo.

I have looked through the documentation and searched the forum but haven’t been able to find a way to accomplish this.