Virtually every truck has an automated manual transmission, every EV 2-speed is a DCT, Porsche uses PDKs etc.
Citation needed. By truck if you mean commercial truck (lorry, artic, etc.) then no, Allison still makes hydraulic automatics which are very common in vocational work the world over.
Every truck? Like which ones?
As an American (land of the pickup truck) I can't think of any