I modified the previous dock created by jackmax9999 to include an area to hold a UGREEN USB-C hub (Amazon link below). Seems to hold well, however, if you run into issues inserting the dock, I recommend heating up the Print to basically mold to the dock.
UGREEN Revodok 105: https://a.co/d/1LkuK3n
GPD_Win_4_USB-C_Dock_Enclosure_v4.stl | 70.7KB |