Why use animation, what is structure of an SVG and what are SVG animation options (JS, CSS and SMIL)? See the mechanics of adding an SVG to an Adaptive Card, host limitations, and workarounds.
In demo, animate with CSS keyframes because supported by every browser and mobile. Encode SVG in Adaptive Cards Designer or host it on site like svgur.com. This PnP Community demo is taken from the Microsoft 365 & Power Platform Development Community call recorded on September 1, 2022.