HandleValidLogin starts a session and redirects the user to the page they were trying to access.

IsFreshInstallation Checks whether there are users in the database and returns true if so, false if not.

NewLoginPageData returns a new struct LoginPageData with the Error value err.

CoursePageData is the data for the course page.

LoginPageData contains the data for login page templates.

WatchPageData contains all the metadata that is related to the watch page.