If you do not schedule any work over the weekend then you can minimize the weekend days in your Timeline view. Weekend days are not fully removed so some separation is still visible between working weeks, and should any events be planned during the weekend they can still be seen.
Timeline view showing weekends:
Timeline view showing weekends minimized:
From the View settings
icon (top right) in the Timeline view you can choose how weekends should be shown. You can also choose Theme and Colors
to set the weekend color. This setting is per device and each user can choose their own preference.
From your Account Settings
page, Advanced > General
you can choose which days are your weekend days. This setting is global and affects all users.