How to Animate Shaders Using Unscaled Time in Shadergraph
This is a quick work-around I discovered. Normally shadergraph doesn’t have access to unscaled time, but you can store it as a vector1 parameter that is updated with a 3-line script.
A tutorial on bone-based UI in Unity 2020
A tutorial on making UI using bone animations in Unity 2019.3 or later.